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Your search returned 742 patents.
( 528/198 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 6844417 | Brominated polycarbonate films
| September 19, 2003 |
| 6844416 | Polycarbonates
| May 2, 2003 |
| 6838543 | Method for producing polycarbonates
| December 1, 2003 |
| 6835798 | Method of producing polycarbonates
| August 5, 2002 |
| 6835797 | Process for producing oligocarbonates
| March 22, 2002 |
| 6833193 | Polycarbonate molded bodies with improved optical properties
| September 5, 2002 |
| 6815524 | Polycarbonate substrates
| August 5, 2002 |
| 6812320 | Method for copolyestercarbonate synthesis
| March 25, 2002 |
| 6812319 | Wholly aromatic polyester carbonate and process for production of same
| April 11, 2003 |
| 6806345 | Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production
| September 2, 2003 |
| 6797803 | Recycle process for polycondensation resins
| February 24, 2003 |
| 6797802 | Method of polycarbonate preparation
| October 7, 2002 |
| 6797384 | Polycarbonate automotive window panels with coating system blocking UV and IR radiation and providing abrasion resistant surface
| September 6, 2002 |
| 6790929 | Method for making an aromatic polycarbonate
| March 17, 2003 |
| 6790928 | Process for producing polycarbonates
| March 18, 2003 |
| 6790927 | Optical polycarbonate and applications thereof
| April 5, 2002 |
| 6787236 | Hard coat film
| July 11, 2002 |
| 6784278 | Polycarbonates, polyester carbonates and polyesters having branched terminal groups
| June 11, 2002 |
| 6784277 | Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates
| August 14, 2001 |
| 6780965 | Plastic lens
| March 6, 2002 |
| 6780961 | Method of making polycarbonate
| October 16, 2002 |
| 6774208 | Friction heat, cryogenic quench solid state polymerization
| June 30, 2003 |
| 6771578 | Colored data storage media
| March 13, 2003 |
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