| Patent Number |
Title Of Patent |
Date Issued |
| 7457025 |
Polarizing, photochromic devices and methods of making the same |
November 25, 2008 |
| A method of making a composite element including: forming a sheet of an at least partially ordered liquid crystal polymer having at least a first general direction, a liquid crystal material having at least a second general direction distributed within at least a portion of the liquid |
| 7452611 |
Photochromic optical article |
November 18, 2008 |
| Describes a photochromic plastic article, e.g., an ophthalmic photochromic article, such as a lens, in which the article includes (1) a polymeric substrate, such as a thermoset or thermoplastic substrate, (2) a photochromic polymeric coating appended to at least one surface of the su |
| 7452074 |
Optical elements and method of making the same using liquid crystal materials |
November 18, 2008 |
| Provided is a method for making a customized lens including applying a customizable material onto a surface of an ophthalmic substrate; and writing index-change information to the material to form a variable-index layer on the substrate surface. Also provided is a customized ophthalmic |
| 7286275 |
Polarizing, photochromic devices and methods of making the same |
October 23, 2007 |
| Provided is an optical element including a substrate; a first at least partial coating of an at least partially ordered alignment medium connected to at least a portion of at least one surface of the substrate; a second at least partial coating of an alignment transfer material that |
| 7262295 |
Indeno-fused photochromic naphthopyrans, naphthols and photochromic articles |
August 28, 2007 |
| Described are photochromic materials of indeno [2',3':3,4]naphtho[1,2-b]pyran structure, characterized in that they have a nitrogen or sulfur containing substituent at the 11-position ring atom, are substantially free of spiro-substituents at the 13-position and have been adapted to |
| 7261843 |
Photochromic optical article |
August 28, 2007 |
| Describes a photochromic article, e.g., an ophthalmic photochromic plastic article, such as a lens, in which the article includes (1) a rigid substrate, e.g., a transparent substrate such as a glass or organic polymeric substrate, as for example, a thermoset or thermoplastic substrat |
| 7258437 |
Photochromic multifocal optical article |
August 21, 2007 |
| Describes a multifocal optical article, e.g., an ophthalmic article such as a lens, in which the article includes (1) a rigid optical substrate, e.g., a transparent polymeric substrate, such as a thermoset or thermoplastic substrate, adapted to possess at least one light influencing |
| 7256921 |
Polarizing, photochromic devices and methods of making the same |
August 14, 2007 |
| Various embodiments disclosed herein relate to optical elements comprising an at least partial coating having a first state and a second state connected to at least a portion of a substrate, the at least partial coating being adapted to switch from the first state to the second state |
| 7189456 |
Photochromic optical article |
March 13, 2007 |
| Describes a photochromic plastic article, e.g., an ophthalmic photochromic article, such as a lens, in which the article includes (1) a rigid substrate, e.g., polymeric substrate, such as a thermoset or thermoplastic substrate, (2) a photochromic polymeric coating appended to at leas |
| 7166357 |
Photochromic articles that activate behind ultraviolet radiation blocking transparencies and met |
January 23, 2007 |
| Described are photochromic articles that include a substrate and a photochromic amount of at least one organic photochromic material (b) represented by graphic formula XIII adapted to change from an unactivated state to an activated state by exposure to radiation substantially in a w |
| 7101043 |
Polarizing devices and methods of making the same |
September 5, 2006 |
| Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or substrate. Further, |
| 7097304 |
Polarizing devices and methods of making the same |
August 29, 2006 |
| Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or substrate. Further, |
| 7094368 |
Pyrano-quinolines, pyrano-quinolinones, combinations thereof, photochromic compositions and arti |
August 22, 2006 |
| Described are compositions of at least one material represented by a pyrano[3,2-c]quinoline structure, a pyrano[3,2-c]quinolinone structure or mixtures thereof. The pyrano[3,2-c]quinoline structure is characterized by having a nitrogen atom at the 6-position ring atom and an oxy-subs |
| 6998072 |
Photochromic polymerizable compositions |
February 14, 2006 |
| Described is a polymerizable composition of a photochromic amount of at least one photochromic compound, at least one material having at least one carbonate group and at least one hydroxyl group, and at least one monoisocyanate containing material having at least one unsaturated group. |
| 6984262 |
Adhesion enhancing coating composition, process for using and articles produced |
January 10, 2006 |
| Described is a coating composition adapted to enhance the adhesion of a polymeric coating or film applied to a substrate. The coating composition is interposed between the substrate and the polymeric coating and comprises (a) at least one coupling agent, partial hydrolysates thereof |
| 6916537 |
Articles having a photochromic polymeric coating |
July 12, 2005 |
| Described is a photochromic article that includes a substrate and at least a partial coating of an at least partially cured polymerizable composition of a photochromic amount of at least one photochromic compound, at least one material having at least one carbonate group and at least one |
| 6736998 |
Indeno-fused photochromic naphthopyrans |
May 18, 2004 |
| Described are novel reversible photochromic indenonaphthopyran compounds, examples of which are 2H-naphtho[1,2-b]pyrans characterized by having a substituted or unsubstituted indeno group fused at the 2,3 positions of the group to the 1 side of the 2H-naphthopyran. The compounds also hav |
| 6713536 |
Removable imbibition composition of photochromic compound and epoxy and polyol kinetic enhancing |
March 30, 2004 |
| Described are imbibition compositions that incorporate kinetic enhancing additive(s) into photochromic polymeric host material. Kinetic enhancing additives include organic polyol(s), epoxy-containing compound(s) or a mixture thereof that improves the performance of organic photochromic |
| 6630597 |
Photochromic 6-aryl substituted 3H-naphtho(2,1-b)pyrans |
October 7, 2003 |
| Described are novel photochromic 6-aryl substituted 3H-naphtho[2,1-b]pyran compounds, examples of which are naphthopyran compounds having a substituted aryl group at the number 6 carbon atom and certain substituents at the 3-position of the pyran ring. Certain substituents may also b |
| 6555028 |
Polymeric matrix compatibilized naphthopyrans |
April 29, 2003 |
| Described are polymeric matrix compatibilized naphthopyran compounds, examples of which are certain 2H-naphtho[1,2-b]pyrans, 3H-naphtho[2,1-b]pyrans and indeno[2,1-f]naphtho[1,2-b]pyrans each having at least one substituent containing terminal and/or pendant groups selected from hydr |
| 6478989 |
Aromatic substituted naphthopyrans |
November 12, 2002 |
| Described are photochromic 2H-naphtho[1,2-b]pyrans characterized by having an aromatic substituent in the 5 position. The aromatic group at 5-position of the naphthopyran is a substituted or unsubstituted aryl group or other substituted or unsubstituted aromatic group. These compound |
| 6433043 |
Removable imbibition composition of photochromic compound and kinetic enhancing additive |
August 13, 2002 |
| Described are organic photochromic imbibition compositions that incorporate kinetic enhancing additive(s). Kinetic enhancing additives include epoxy-containing compounds, organic polyols and/or plasticizers that improve the performance of organic photochromic compounds as determined in |
| 6150430 |
Process for adhering a photochromic coating to a polymeric substrate |
November 21, 2000 |
| Described is a process for producing an adherent organic polymeric layer on organic polymeric substrates following the steps of (a) treating the surface of the polymeric substrate to provide reactive groups; (b) applying to the treated surface a polymerizable composition of a surface |
| 6136968 |
Homoazaadamantane spirooxazines and their use in the field of ophthalmic optics |
October 24, 2000 |
| Described are novel reversible photochromic compounds of the homoazaadamantane spirooxazine family. Certain substituents are present on the nitrogen atom of the homoazaadamantane portion of the compound and on the benzene ring fused to the oxazine portion of the compound. These compo |
| 6113814 |
Polymerizable polyalkoxylated naphthopyrans |
September 5, 2000 |
| Described are novel photochromic polymerizable polyalkoxylated naphthopyran compounds, examples of which are certain 2H-naphtho[1,2-b]pyrans, 3H-naphtho[2,1-b]pyrans and indeno[2,1-f]naphtho[1,2-b]pyrans each having at least one polyalkoxylated substituent of from 1 to 50 alkoxy units pe |
| 6080338 |
Water soluble photochromic compounds, compositions and optical elements comprising the compounds |
June 27, 2000 |
| Described are novel water soluble photochromic naphthopyran and benzopyran compounds having an alkylaminoalkylamino group on the pyran portion or on the pyran portion and the naphtho- or benzo-portion thereof. These compounds may be represented by one of the following graphic formula: |
| 6025026 |
Process for producing an adherent polymeric layer on polymeric substrates and articles produced |
February 15, 2000 |
| Described is a process for producing adherent layer(s) on organic polymeric substrates following the steps of (a) treating the surface of the polymeric substrate to provide reactive groups; (b) applying to the surface a polymerizable composition of organic anhydrides, isocyanates and |
| 6022495 |
Photochromic benzopyrano-fused naphthopyrans |
February 8, 2000 |
| Described are novel photochromic benzopyrano-fused naphthopyran compounds, examples of which are naphthopyran compounds having a substituted or unsubstituted benzopyran group fused to one side of the naphtho portion of the naphthopyran and having certain substituents at the position orth |
| 5753146 |
Photochromic naphthopyran compositions of neutral color |
May 19, 1998 |
| Described are novel compositions of a carrier and at least two photochromic naphthopyran compounds, selected on the basis of specific criteria, that when exposed to solar ultraviolet radiation, exhibit neutral colors of gray or brown contained within the a* and b* ranges of +10 to -10 in |
| 5744070 |
Photochromic substituted naphthopyran compounds |
April 28, 1998 |
| Described are novel reversible photochromic naphthopyran compounds, examples of which are 3H-naphtho[2,1-b]pyrans having an acyl or aroyl oxy-bearing substituent at the number 6 carbon atom and certain substituents at the 3-position of the pyran ring. Certain substituents may also be |
| 5728758 |
Coating composition and articles having a cured coating |
March 17, 1998 |
| Describes a coating composition for the preparation of abrasion resistant coatings consisting essentially of:(a) 5 to 35 weight percent of a silane monomer mixture of (i) C.sub.1 -C.sub.12 alkyl tri(C.sub.1 -C.sub.6)alkoxysilane and (ii) tetra(C.sub.1 -C.sub.6)alkoxysilane, the weight ra |
| 5674432 |
Photochromic naphthopyran compounds |
October 7, 1997 |
| Described are novel reversible photochromic diaryl-3H-naphtho[2,1-b]pyran compounds having a substituted or unsubstituted, five or six member heterocyclic ring fused to the g, i, or l side of the naphthopyran. The heterocyclic ring contains an oxygen or nitrogen atom and is attached to |
| 5658501 |
Substituted naphthopyrans |
August 19, 1997 |
| Described are novel reversible photochromic 2H-naphtho[1,2-b] pyran compounds, examples of which are compounds having certain substituents at the number 5 carbon atom of the naphtho-portion of the naphthopyran and at the 2-position of the pyran ring. Certain substituents may also be pres |
| 5658500 |
Substituted naphthopyrans |
August 19, 1997 |
| Described are novel reversible photochromic 2H-naphtho[1,2-b]pyran compounds, examples of which are compounds having certain substituents at the number 5 carbon atom of the naphtho-portion of the naphthopyran and at the 2-position of the pyran ring. Certain substituents may also be prese |
| 5656206 |
Substituted naphthopyrans |
August 12, 1997 |
| Described are novel reversible photochromic 2H-naphtho[1,2-b]pyran compounds, examples of which are compounds having certain substituents at the number 5 carbon atom of the naphtho portion of the naphthopyran and at the 2-position of the pyran ring. Certain substituents may also be prese |
| 5651923 |
Substituted naphthopyrans |
July 29, 1997 |
| Described are novel reversible photochromic 2H-naphtho[1,2-b]pyran compounds, examples of which are compounds fused on the naphtho-portion of the naphthopyran ring with an indeno group or certain heterocyclic substituents. Certain substituents are also present at the 2 and 5 position |
| 5650098 |
Substituted naphthopyrans |
July 22, 1997 |
| Described are novel reversible photochromic 2H-naphtho[1,2-b]pyran compounds, examples of which are compounds having certain substituents at the 5 and 6-positions of the naphtho portion of the naphthopyran and at the 2-position of the pyran ring, e.g., 2,2-bis(4-methoxy phenyl)-5-met |
| 5645767 |
Photochromic indeno-fused naphthopyrans |
July 8, 1997 |
| Described are novel photochromic indeno-fused naphthopyran compounds, examples of which are naphthopyran compounds having a substituted or unsubstituted indeno group, the 2,1 positions of which are fused to the f side of the naphtho portion of the naphthopyran, and certain substituents |
| 5637262 |
Photochromic substituted naphthopyran compounds |
June 10, 1997 |
| Described are novel reversible photochromic 3H-naphtho[2,1-b]pyran compounds, of the following graphic formula: ##STR1## wherein R.sub.1 is hydrogen or alkyl, R.sub.2 is hydrogen or preferably a carboalkoxy group and R.sub.3 is hydrogen or preferably an alkyl group, provided that |
| 5624757 |
Photochromic and non-photochromic articles having a protective coating |
April 29, 1997 |
| Describes a coating composition for the preparation of abrasion resistant coatings consisting essentially of:(a) 5 to 35 weight percent of a silane monomer mixture of (i) C.sub.1 -C.sub.12 alkyl tri(C.sub.1 -C.sub.6)alkoxysilane and (ii) tetra(C.sub.1 -C.sub.6)alkoxysilane, the weight ra |
| 5585042 |
Photochromic naphthopyrans |
December 17, 1996 |
| Described are novel reversible photochromic naphthopyran compounds substituted at the number eight carbon atom on the naphtho portion of the naphthopyran ring with, for example, a methoxy group. Also described are polymeric organic host materials that contain or that are coated with such |
| 5578252 |
Photochromic substituted naphthopyran compounds |
November 26, 1996 |
| Described are novel reversible photochromic 3H-naphtho[2,1-b]pyran compounds, examples of which are substituted with an oxy-bearing substituent at the number 8 carbon atom and with either an alkyl group at the number 7 carbon atom or with a carbonyl bearing substituent at the number |
| 5573712 |
Substituted naphthopyrans |
November 12, 1996 |
| Described are novel reversible photochromic naphthopyran compounds, examples of which are compounds having certain substituents at the number 5 and 6 carbon atoms of the naphtho portion of the naphthopyran and at the 2-position of the pyran ring. Certain substituents may also be present |
| 5565147 |
Photochromic naphthopyran compounds |
October 15, 1996 |
| Described are novel reversible photochromic diaryl-3H-naphtho[2,1-b]pyran compounds having a substituted or unsubstituted, five or six member heterocyclic ring fused to the g, i, or l side of the naphthopyran. The heterocyclic ring contains an oxygen or nitrogen atom and is attached to |
| 5466398 |
Photochromic substituted naphthopyran compounds |
November 14, 1995 |
| Described are novel reversible photochromic 3H-naphtho[2,1-b]pyran compounds, of the following graphic formula: ##STR1## wherein R.sub.1 is hydrogen or alkyl, R.sub.2 is hydrogen or preferably a carboalkoxy group and R.sub.3 is hydrogen or preferably an alkyl group, provided that |
| 5464567 |
Photochromic tetraphenyl naphthodipyrans |
November 7, 1995 |
| Described are novel reversible photochromic naphthopyran compounds which have two phenyl moieties adjacent to each oxygen of each pyran ring. The substituents on each pair of phenyl moieties mirror one another when the phenyl groups are substituted. The naphthodipyrans are prepared from |
| 5458815 |
Photochromic naphthopyran compounds |
October 17, 1995 |
| Described are novel reversible photochromic naphthopyran compounds, examples of which are compounds substituted at the 3 position of the pyran ring with (i) an aryl substituent and (ii) a phenyl substituent having a 5- or 6-member heterocyclic ring fused at the number 3 and 4 carbon atom |
| 5458814 |
Substituted naphthopyrans |
October 17, 1995 |
| Described are novel reversible photochromic naphthopyran compounds, examples of which are compounds having certain substituents at the number 5 and 6 carbon atoms of the naphtho portion of the naphthopyran and at the 2-position of the pyran ring. Certain substituents may also be present |
| 5451344 |
Photochromic naphthopyran compounds |
September 19, 1995 |
| Described are novel reversible photochromic diaryl-3H-naphtho[2,1-b]pyran compounds having a substituted or unsubstituted, five or six member heterocyclic ring fused to the g, i, or l side of the naphthopyran. The heterocyclic ring contains an oxygen or nitrogen atom and is attached to |
| 5429774 |
Benzopyran compounds |
July 4, 1995 |
| Described are novel reversible photochromic benzopyran compounds, examples of which are compounds having the 2,3 position of a benzofurano or benzothieno group fused to the f, g, or h side of the benzopyran, or a benzo group fused to the f side of the benzopyran, and (i) a substituted |
