C08G 63/6856
Dicarboxylic acids and dihydroxy compounds
Official title: {Dicarboxylic acids and dihydroxy compounds}
C08G63/6856 (Dicarboxylic acids and dihydroxy compounds) appears on 388 US grants and 325 published applications in this corpus.
Search patents in C08G- Granted patents
- 388
- Published applications
- 325
- Assignees
- 246
- Inventors
- 1,074
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 11 | 0 |
| 1978 | 17 | 0 |
| 1979 | 7 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 12 | 0 |
| 1998 | 18 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 2 |
| 2002 | 5 | 5 |
| 2003 | 4 | 4 |
| 2004 | 4 | 9 |
| 2005 | 1 | 14 |
| 2006 | 5 | 6 |
| 2007 | 5 | 11 |
| 2008 | 5 | 12 |
| 2009 | 5 | 11 |
| 2010 | 4 | 15 |
| 2011 | 6 | 7 |
| 2012 | 11 | 15 |
| 2013 | 9 | 13 |
| 2014 | 12 | 15 |
| 2015 | 17 | 10 |
| 2016 | 7 | 14 |
| 2017 | 8 | 13 |
| 2018 | 9 | 12 |
| 2019 | 10 | 19 |
| 2020 | 16 | 14 |
| 2021 | 13 | 14 |
| 2022 | 13 | 10 |
| 2023 | 8 | 25 |
| 2024 | 10 | 19 |
| 2025 | 12 | 22 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bio-based plasticiser for resins and blends containing said plasticiser8 Sep 2026US 12,729,270 B2Teknologiselskabet af 2025 ApS
- Polyesters1 Sep 2026US 12,723,131 B2The Procter & Gamble Company
- Bisphenols bearing pendant clickable norbornenyl group and polymers therefrom7 Jul 2026US 12,673,917 B2Council of Scientific and Industrial Research
- Polyester, polyesteramide, and polyamide compositions9 Jun 2026US 12,649,821 B2
- Poly(β-amino ester)-co-polyethylene glycol (PEG-PBAE-PEG) polymers for gene and drug delivery2 Jun 2026US 12,643,980 B2The Johns Hopkins University
- Low residual momomer glycol aromatic polyester polyols24 Sep 2026US 2026/0286036 A1Stepan Company
- Fabric and home care composition comprising a polyester17 Sep 2026US 2026/0275244 A1The Procter & Gamble Company
- Multivalent polyester based polyurethane acrylate or methacrylate oligomers formulated with different reactive diluents13 Aug 2026US 2026/0232541 A1Align Technology, Inc.
- Method of obtaining insulating coating composition, coating composition and conductive materials comprising the same6 Aug 2026US 2026/0226309 A1Weg Tintas Ltda
- Method of preparing super weather-resistant haa-cured matte polyester resin and application thereof16 Jul 2026US 2026/0201174 A1Anhui Yochon New Materials Technology Co.,Ltd
Most cited
By later US patents
- Hydrogels of absorbable polyoxaesters containing amines or amido groups336US 5,700,583 AEthicon, Inc. · 1997
- Copolymers of tyrosine-based polycarbonate and poly(alkylene oxide)299US 5,658,995 ARutgers, The State University · 1997
- 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
- Copoly(ester-amides) and copoly(ester-urethanes)172US 6,172,167 B2Universiteit Twente · 2001