C08G 59/4276
Polyesters
Official title: {Polyesters}
C08G59/4276 (Polyesters) appears on 60 US grants and 77 published applications in this corpus.
Search patents in C08G- Granted patents
- 60
- Published applications
- 77
- Assignees
- 61
- Inventors
- 236
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 5 |
| 2015 | 3 | 4 |
| 2016 | 2 | 3 |
| 2017 | 1 | 3 |
| 2018 | 1 | 5 |
| 2019 | 3 | 6 |
| 2020 | 3 | 9 |
| 2021 | 5 | 5 |
| 2022 | 4 | 7 |
| 2023 | 6 | 7 |
| 2024 | 5 | 6 |
| 2025 | 1 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ester compound and resin composition7 Jul 2026US 12,674,019 B2Ajinomoto Co., Inc.
- Antistatic agent, antistatic composition comprising same, antistatic resin composition comprising same, and molded article thereof12 May 2026US 12,624,265 B2Adeka Corporation
- Thermosetting material for use in additive manufacturing24 Mar 2026US 12,583,174 B2Tiger Coatings GmbH & Co. KG
- Active ester resin, method for producing thereof, epoxy resin composition, cured product thereof, prepreg, laminated board, and material for circuit substrate5 Aug 2025US 12,378,354 B2Kukdo Chemical Co., Ltd.
- Coating compositions, dielectric coatings formed therefrom, and methods of preparing dielectric coatings13 Aug 2024US 12,060,495 B2PPG Industries Ohio, Inc.
- Crosslinked polyester resin having disulfide bond30 Jul 2026US 2026/0217909 A1Toyobo Co., Ltd.
- Polycarbonate-based vitrimer materials and corresponding methods30 Jul 2026US 2026/0217911 A1
- Curable composition and insulating film11 Jun 2026US 2026/0159638 A1Dupont Electronics, Inc.
- Thermoplastic polyester elastomer resin composition and molded article produced from same6 Nov 2025US 2025/0340733 A1TOYOBO MC Corporation
- Resin composition30 Oct 2025US 2025/0333595 A1Nan Ya Plastics Corporation
Most cited
By later US patents
- Crosslinkable compositions containing polyepoxides and polyacid curing agents109US 4,764,430 APPG Industries, Inc. · 1988
- Epoxide resins containing polyesters based on polyalkylene glycols27US 4,952,645 ACiba-Geigy Corporation · 1990
- Cyclic amidines useful as catalysts in the hardening of epoxide resins22US 4,698,426 ABayer Aktiengesellschaft · 1987
- Polyester type block copolymer composition15US 4,500,686 AToyo Boseki Kabushiki Kaisha · 1985
- Thermosetting resinous binder compositions and their use as coating materials11US 4,405,662 AShell Oil Company · 1983