Optische Werke G. Rodenstock

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 255
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 196

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6099283 Apparatus for formation of on-site coated and tinted optical elementsMar 30, 98Aug 08, 00[B29D]
6084698 Scanning systemDec 29, 97Jul 04, 00[G02B]
5916669 Enhanced abrasion resistance radiation curable coating for substratesJan 07, 97Jun 29, 99[B32B]
5910375 Tintable, scratch resistant coatings for plastic ophthalmic lensesMay 03, 96Jun 08, 99[G02B, G03B, B32B]
5733483 Method for formation of on-site coated and tinted optical elementsJan 13, 95Mar 31, 98[B29N]
5667735 Opthalmic mold coatingsApr 16, 96Sep 16, 97[B29D]
5551663 Plastic molds for ophthalmic devices and methods for forming sameSep 20, 94Sep 03, 96[B29C]
5459176 Radiation curable coating for plastic articlesDec 23, 93Oct 17, 95[C08F]
5278243 High impact resistant macromolecular networksJan 14, 92Jan 11, 94[C08F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0262,795 Method and apparatus for casting lensesAbandonedSep 04, 03Dec 30, 04[B29D]
6623669 Method and apparatus for casting lensesExpiredJun 16, 00Sep 23, 03[B29D]
6583196 Curable casting compositions having a high refractive index and high impact resistanceExpiredDec 27, 00Jun 24, 03[C08F]
2002/0053,143 Measuring instrument for establishing the mounting lens angle of a spectacle frameAbandonedDec 28, 01May 09, 02[G01B]
6309585 Curable casting compositions having a high refractive index and high impact resistanceExpiredApr 23, 99Oct 30, 01[B29C, C08F, G02B]
6036890 Diaryl-2H-naphthopyransExpiredJul 31, 98Mar 14, 00[C07D, G02B, C08K]
5958810 Optical glass with varying refraction indexExpiredOct 28, 97Sep 28, 99[C03C]
5880171 Fast curing polymeric compositions for ophthalmic lenses and apparatus for preparing lensesExpiredJan 11, 95Mar 09, 99[C08F, G05B]
5801243 Photochromic compounds (7)ExpiredFeb 27, 95Sep 01, 98[C07D]
5770259 Quantitative tintingExpiredNov 10, 94Jun 23, 98[B05D]
5771089 Progressive spectacle lensExpiredMay 16, 97Jun 23, 98[G02C]
5707557 Photochromic 3H-naphthopyransExpiredDec 20, 96Jan 13, 98[C07D, G02B]
5645768 Photochromic compoundsExpiredDec 28, 95Jul 08, 97[C07D, G02B]
5637709 Photochromatic substancesExpiredFeb 09, 95Jun 10, 97[C07D]
5608065 Photochromatic substancesExpiredJun 07, 95Mar 04, 97[C07D]
5545367 Rapid prototype three dimensional stereolithographyExpiredMay 27, 93Aug 13, 96[B29C]
5498686 Optically transparent photochromic plastic materialExpiredDec 09, 94Mar 12, 96[C07D]
5399687 Photochrome alkyl substituted spiroindoline compoundsExpiredDec 15, 93Mar 21, 95[C07D]
5307208 Optical system for imaging the light from light sourcesExpiredNov 19, 90Apr 26, 94[G02B]
5114632 Controlled casting of a shrinkable materialExpiredNov 01, 90May 19, 92[B29C, B29D]

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