Corning Glass Works

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE31405 Ceramic foam cementSep 29, 82Oct 04, 83[C04B]
RE31055 Aperture mask supported by spring lugs and spring clipsDec 24, 80Oct 12, 82[H01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5422319 Fiber reinforced ceramic matrix composites exhibiting improved high-temperature strengthExpiredSep 09, 88Jun 06, 95[C04B]
5277889 Method for depositing pure metal halide compositionsExpiredMay 13, 85Jan 11, 94[C01B]
5250360 Coated metal articleExpiredNov 16, 87Oct 05, 93[B32B]
5164341 Fiber reinforced ceramic matrix composites exhibiting improved high-temperature strengthExpiredNov 03, 88Nov 17, 92[C03C]
5141686 Method for producing cordierite articlesExpiredNov 21, 88Aug 25, 92[C04B]
5132178 Ceramic matrix composites exhibiting high interlaminar shear strengthExpiredMay 08, 87Jul 21, 92[D02G]
5059489 Surface modified structuresExpiredJul 15, 88Oct 22, 91[B22F]
5053092 Method for producing a sinterable extruded laminated articleExpiredMar 21, 88Oct 01, 91[B01J, B32B]
5039635 Carbon-coated reinforcing fibers and composite ceramics made therefromExpiredFeb 23, 89Aug 13, 91[C03C, C04B]
5039644 Phosphate-containing ceramic structures for catalyst support and fluid filteringExpiredJan 10, 89Aug 13, 91[C04R, C04B, B01J]
5022991 Thermite coated filterExpiredSep 08, 88Jun 11, 91[B01D]
5021204 Method for selectively charging honeycomb structuresExpiredJul 15, 81Jun 04, 91[C04B]
5013605 Cordierite-type glass-ceramic with controlled colorationExpiredAug 11, 88May 07, 91[C03C]
5011529 Cured surfaces and a process of curingExpiredMar 14, 89Apr 30, 91[C22C]
4994099 Method for fining molten glassExpiredJan 19, 90Feb 19, 91[C03B]
4992233 Sintering metal powders into structures without sintering aidsExpiredJul 15, 88Feb 12, 91[B22F]
4990181 Aluminide structures and methodExpiredMar 14, 89Feb 05, 91[B22F]
4978646 Capacitors and high dielectric constant ceramics thereforExpiredMar 03, 89Dec 18, 90[C04B]
4977029 Tintable coatings for glass ophthalmic lensesExpiredJul 05, 88Dec 11, 90[G02C, B32B]
4971932 Magnetic memory storage devicesExpiredFeb 24, 89Nov 20, 90[C03C]

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