C08G 64/12
Containing nitrogen
Official title: containing nitrogen
C08G64/12 (Containing nitrogen) appears on 210 US grants and 164 published applications in this corpus.
Search patents in C08G- Granted patents
- 210
- Published applications
- 164
- Assignees
- 72
- Inventors
- 474
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 6 |
| 2003 | 3 | 1 |
| 2004 | 0 | 8 |
| 2005 | 3 | 5 |
| 2006 | 3 | 7 |
| 2007 | 2 | 11 |
| 2008 | 8 | 15 |
| 2009 | 10 | 3 |
| 2010 | 7 | 10 |
| 2011 | 5 | 12 |
| 2012 | 11 | 8 |
| 2013 | 11 | 3 |
| 2014 | 6 | 5 |
| 2015 | 4 | 2 |
| 2016 | 3 | 5 |
| 2017 | 4 | 7 |
| 2018 | 5 | 5 |
| 2019 | 4 | 11 |
| 2020 | 9 | 12 |
| 2021 | 6 | 5 |
| 2022 | 1 | 6 |
| 2023 | 3 | 6 |
| 2024 | 5 | 6 |
| 2025 | 2 | 4 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polycarbonate copolymer12 May 2026US 12,624,162 B2Lm Chem, Ltd.
- Curable resin composition, molded article and method for producing same10 Feb 2026US 12,545,756 B2Mitsubishi Gas Chemical Company, Inc.
- Method of manufacturing crystalline and amorphous forms of 6,6′-diphenyl-2,2′-bis(2-hydroxyethoxy)-1,1′-binaphthyl and thermoplastic resin therefrom3 Feb 2026US 12,540,215 B2Mitsubishi Gas Chemical Company, Inc.
- Thermoplastic resin, method for manufacturing same, and optical lens6 Jan 2026US 12,516,153 B2Mitsubishi Gas Chemical Company, Inc.
- Reinforced flame retardant polycarbonate compositions with improved melt volume rates2 Sep 2025US 12,404,368 B2Shpp Global Technologies B.V.
- Thermoplastic resin, method for manufacturing same, and optical lens11 Sep 2025US 2025/0282910 A1Mitsubishi Gas Chemical Company, Inc.
- Carbonate-epoxy copolymer, curable carbonate composition, and manufacturing method of forming carbonate-containing thermoset3 Jul 2025US 2025/0215150 A1Swancor Innovation & Incubation Co., Ltd.
- Phthalimidine- containing cardo bisphenols bearing pendant furyl group and polymers therefrom15 May 2025US 2025/0154318 A1
- Laser Transparent Low Warpage Glass Filled PBT Compositions for Laser Welding2 Jan 2025US 2025/0002708 A1Shpp Global Technologies B.V.
- Polycarbonate copolymer7 Nov 2024US 2024/0368346 A1LG Chem.Ltd.
Most cited
By later US patents
- Biodegradable, anionic polymers derived from the amino acid L-tyrosine283US 6,120,491 AThe State University of Rutgers · 2000
- Radio-opaque polymer biomaterials182US 6,475,477 B1Rutgers, The State University · 2002
- Synthesis of tyrosine derived diphenol monomers141US 5,587,507 ARutgers, The State University · 1996
- Polyarylate containing derivatives of the natural amino acid L-tyrosine106US 5,216,115 ARutgers, The State University of New Jersey · 1993
- Condensation polymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom102US 4,749,773 AEastman Kodak Company · 1988