C08G 63/6886
Dicarboxylic acids and dihydroxy compounds
Official title: {Dicarboxylic acids and dihydroxy compounds}
C08G63/6886 (Dicarboxylic acids and dihydroxy compounds) appears on 366 US grants and 272 published applications in this corpus.
Search patents in C08G- Granted patents
- 366
- Published applications
- 272
- Assignees
- 202
- Inventors
- 974
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 19 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 11 | 0 |
| 1984 | 7 | 0 |
| 1985 | 10 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 12 | 0 |
| 1995 | 10 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 6 |
| 2003 | 9 | 6 |
| 2004 | 5 | 6 |
| 2005 | 1 | 9 |
| 2006 | 5 | 9 |
| 2007 | 5 | 7 |
| 2008 | 3 | 6 |
| 2009 | 4 | 6 |
| 2010 | 1 | 5 |
| 2011 | 5 | 8 |
| 2012 | 5 | 9 |
| 2013 | 7 | 19 |
| 2014 | 12 | 13 |
| 2015 | 10 | 5 |
| 2016 | 5 | 6 |
| 2017 | 10 | 7 |
| 2018 | 4 | 13 |
| 2019 | 4 | 19 |
| 2020 | 6 | 14 |
| 2021 | 13 | 17 |
| 2022 | 12 | 14 |
| 2023 | 8 | 24 |
| 2024 | 8 | 14 |
| 2025 | 7 | 16 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Release coating compositions and articles therefrom6 Oct 2026US 12,753,325 B23M Innovative Properties Company
- Recyclable PET film25 Aug 2026US 12,715,167 B2Mitsubishi Polyester Film GmbH
- Battery, positive electrode plate, positive electrode slurry, and dispersant and preparation method thereof11 Aug 2026US 12,706,310 B2Contemporary Amperex Technology (Hong Kong) Limited
- 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
- Crystalline polyester resin and polyester resin aqueous dispersion, and composition for adhesion or coating use in which each of said crystalline polyester resin and polyester resin aqueous dispersion is used19 May 2026US 12,630,672 B2TOYOBO MC Corporation
- Sulfur-containing heterocyclic compounds and thermoplastic resins20 Aug 2026US 2026/0242539 A1Mitsubishi Gas Chemical Company, Inc.
- Polymer compound and method for decomposing same, plastic product containing said polymer compound, fiber-reinforced plastic and method for recovering fibers contained therein, and method for producing polyester, polyurethane, or polycarbonate20 Aug 2026US 2026/0242564 A1Kanagawa University
- Crystalline polyester resin aqueous dispersion, coating composition, coating film, and metal can6 Aug 2026US 2026/0226308 A1TOYOBO MC Corporation
- Crosslinked polyester resin having disulfide bond30 Jul 2026US 2026/0217909 A1Toyobo Co., Ltd.
- Method for producing copolymerized polyester resin23 Jul 2026US 2026/0209429 A1TOYOBO MC Corporation
Most cited
By later US patents
- Toner compositions272US 5,348,832 AXerox Corporation · 1994
- Toners for polyesters150US 5,372,864 AEastman Chemical Company · 1994
- Low melt viscosity amorphous copolyesters with enhanced glass transition temperatures144US 6,120,889 AEastman Chemical Company · 2000
- Polyesters and their use in compostable products such as disposable diapers138US 5,171,308 AE. I. Du Pont de Nemours and Company · 1992
- Toners for polyesters133US 5,384,377 AEastman Chemical Company · 1995