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Class Information
Number: 264/2.3
Name: Plastic and nonmetallic article shaping or treating: processes > Optical article shaping or treating > Changing mold size or shape during molding or with shrinkage compensation > With mold adherence or release
Description: Processes in which materials or conditions are chosen such that the adherence of the molding material to the mold is facilitated or a specific method of release of the optical article or the use of a named release agent is claimed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| RE40152 |
Injection molded thermoplastic spectacle lens suited for fully automated dip hardcoating |
Mar. 18, 2008 |
| 7050691 |
Optical waveguide and method of manufacturing the same |
May. 23, 2006 |
| 6896417 |
Hollow cast article with slit, method and apparatus for production thereof |
May. 24, 2005 |
| 6869549 |
Method and mold for making ophthalmic devices |
Mar. 22, 2005 |
| 6821108 |
Plastic castings molds |
Nov. 23, 2004 |
| 6638451 |
Plastic casting molds |
Oct. 28, 2003 |
| 6517995 |
Fabrication of finely featured devices by liquid embossing |
Feb. 11, 2003 |
| 6365329 |
Process for making multiple data storage disk stampers from one master |
Apr. 2, 2002 |
| 6201036 |
Light-curable polymer material, method for making an elastic intraocular lens, and an elastic intraocular lens |
Mar. 13, 2001 |
| 6190838 |
Process for making multiple data storage disk stampers from one master |
Feb. 20, 2001 |
| 6187888 |
Cast molding material for plastic lens and process for the production of plastic lens |
Feb. 13, 2001 |
| 6171529 |
Method of releasing a transparent polymer material from a mold and its use in the fabrication of a transparent polymer material article such as an ophthalmic lens |
Jan. 9, 2001 |
| 6024902 |
Injection molded paired thermoplastic spectacle lenses suited for fully automated dip hardcoating |
Feb. 15, 2000 |
| 5982565 |
Plastic lens and method of making the same |
Nov. 9, 1999 |
| 5939136 |
Process for preparation of optical fiber devices using optical fibers with thermally removable coatings |
Aug. 17, 1999 |
| 5853627 |
Plastic molding apparatus and method |
Dec. 29, 1998 |
| 5849222 |
Method for reducing lens hole defects in production of contact lens blanks |
Dec. 15, 1998 |
| 5820895 |
Conductive probe for heating contact lens mold assemblies during demolding |
Oct. 13, 1998 |
| 5750060 |
Method and apparatus for injection compression molding and ejecting paired thermoplastic spectacle lens suited for fully automated dip hardcoating |
May. 12, 1998 |
| 5718849 |
Method and apparatus for injection-compression molding & ejecting paired thermoplastic spectacle lens suited for fully automated dip hardcoating |
Feb. 17, 1998 |
| 5679385 |
Apparatus for treating an ophthalmic lens mold |
Oct. 21, 1997 |
| 5674557 |
Method for transiently wetting lens molds in production of contact lens blanks to reduce lens hole defects |
Oct. 7, 1997 |
| 5573715 |
Method for treating an ophthalmic lens mold |
Nov. 12, 1996 |
| 5358672 |
Method for removing finished articles from glass, plastic or metallic molds |
Oct. 25, 1994 |
| 5326505 |
Method for treating an ophthalmic lens mold |
Jul. 5, 1994 |
| 5316702 |
Method of producing durable bonds between an optical preform and an optical resin layer cast on the preform surface |
May. 31, 1994 |
| 5294379 |
Laser assisted demolding of ophthalmic lenses |
Mar. 15, 1994 |
| 5271875 |
Method for molding lenses |
Dec. 21, 1993 |
| 5264161 |
Method of using surfactants as contact lens processing aids |
Nov. 23, 1993 |
| 5254000 |
Organic polymer lens mold |
Oct. 19, 1993 |
| 5230840 |
Method of manufacturing thermoplastic/resin molded optical member |
Jul. 27, 1993 |
| 5204126 |
Mold surfaces with ultra thin release films |
Apr. 20, 1993 |
| 5178800 |
Method for forming plastic optical quality spectacle lenses |
Jan. 12, 1993 |
| 5160749 |
Three piece mold assembly for making an ocular device |
Nov. 3, 1992 |
| 5158718 |
Contact lens casting |
Oct. 27, 1992 |
| 5143660 |
Method of casting a contact lens |
Sep. 1, 1992 |
| 5141677 |
Method of hot stamping intraocular lens bodies |
Aug. 25, 1992 |
| 5114455 |
Mold for producing lens, using mold recesses to aid in lens release |
May. 19, 1992 |
| 5096626 |
Process of molding a coated plastic lens |
Mar. 17, 1992 |
| 5082690 |
Process for manufacturing a magneto-optic disc |
Jan. 21, 1992 |
| 5080839 |
Process for hydrating soft contact lenses |
Jan. 14, 1992 |
| 5061336 |
Gel casting method and apparatus |
Oct. 29, 1991 |
| 5043106 |
Method of casting optical mirrors |
Aug. 27, 1991 |
| 5013496 |
Process for molding a highly-refractive plastic lens |
May. 7, 1991 |
| 4985186 |
Process for producing optical element |
Jan. 15, 1991 |
| 4983332 |
Method for manufacturing hydrophilic contact lenses |
Jan. 8, 1991 |
| 4957663 |
Method of manufacturing optical components |
Sep. 18, 1990 |
| 4921205 |
Lens mold assembly |
May. 1, 1990 |
| 4913857 |
Method for molding a transparent capsule |
Apr. 3, 1990 |
| 4909969 |
Method and apparatus for removing a contact lens from a plastic mold |
Mar. 20, 1990 |
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