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Class Information
Number: 501/56
Name: Compositions: ceramic > Ceramic compositions > Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions > Silica containing > 40 percent - 90 percent by weight silica > And halogen or nitrogen
Description: Compositions additionally containing a halogen or nitrogen or a compound of either.










Sub-classes under this class:

Class Number Class Name Patents
501/57 Fluorine 187


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
5932501 High-index glasses that absorb UV radiation Aug. 3, 1999
5854153 Glasses for display panels Dec. 29, 1998
5854152 Glasses for display panels Dec. 29, 1998
5798306 Rare earth doped oxyhalide laser glass Aug. 25, 1998
5714422 Transparent glass Feb. 3, 1998
5670086 Vitrified phosphor articles, intermediates, and preparation methods Sep. 23, 1997
5627114 Laser eyewear protection May. 6, 1997
5593728 Interface coating for ceramic fibers Jan. 14, 1997
5576253 Oxynitride glass, method of preparing the same and glass fiber Nov. 19, 1996
5547904 Borosilicate glass having improved UV transmission, thermal and chemical properities and methods of making and using same Aug. 20, 1996
5525553 Colorless ophthalmic glasses Jun. 11, 1996
5518970 Nitride glasses and methods of making same May. 21, 1996
5517356 Glass polarizer for visible light May. 14, 1996
5491117 Optical filter glasses Feb. 13, 1996
5482902 Brown-photochromic glasses Jan. 9, 1996
5455211 Methods of making nitride glasses Oct. 3, 1995
5430573 UV-absorbing, polarizing glass article Jul. 4, 1995
5346866 Dental ceramic material with a relatively low processing temperature Sep. 13, 1994
5324691 Glass composition Jun. 28, 1994
5300465 Photochromic glasses which darken to a pink hue Apr. 5, 1994
5275979 Colored glasses and method Jan. 4, 1994
5256601 Slow fading photochromic glass Oct. 26, 1993
5252524 Polarizing glasses Oct. 12, 1993
5244845 Multipurpose photochromic brown glasses Sep. 14, 1993
5242869 Colored glass Sep. 7, 1993
5238742 Polymer derived ceramic fibers having improved thermal stability Aug. 24, 1993
5229336 Method of producing oxynitride glass Jul. 20, 1993
5217927 Highly refractive, low-density, phototropic glass Jun. 8, 1993
5104831 Highly refractive, low-density, phototropic glass Apr. 14, 1992
5093286 Semiconductor-containing glass and method of producing the same Mar. 3, 1992
5091115 Semiconductor-containing glass and method for producing same Feb. 25, 1992
5080975 Composite diamond granules Jan. 14, 1992
5078771 Method of making high energy beam sensitive glasses Jan. 7, 1992
5073524 Radiation-shielding glasses providing safety against electrical discharge and being resistant to discoloration Dec. 17, 1991
5023209 Fast fading, high refractive index photochromic glass Jun. 11, 1991
5010041 Colored low-expansion transparent glass ceramic Apr. 23, 1991
4980318 High refractive index photochromic glasses Dec. 25, 1990
4957883 Oxynitride glass and the fiber thereof Sep. 18, 1990
4948760 Water repellant inorganic glass Aug. 14, 1990
4940678 Rare earth oxynitride glasses Jul. 10, 1990
4940851 Membrane for use in X-ray mask and method for preparing the same Jul. 10, 1990
4925814 Ultraviolet transmitting glasses for EPROM windows May. 15, 1990
4917958 Metal coated ceramic composition Apr. 17, 1990
4871694 Cellular ceramic material and method of production thereof Oct. 3, 1989
4797377 Massive crystalline aluminosilicate with expanded structure and process for its manufacture Jan. 10, 1989
4792535 UV-transmitting glasses Dec. 20, 1988
4757034 Lightly tinted glasses of variable transmission Jul. 12, 1988
4746633 Fast fading photochromic glass May. 24, 1988
4711860 Modified cordierite glass ceramic composite Dec. 8, 1987
4650773 Continuous inorganic fiber consisting of Si, N and O and a method of producing the same Mar. 17, 1987

1 2 3










 
 
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