C08G 63/065
The hydroxy and carboxylic ester groups being bound to aromatic rings
Official title: {the hydroxy and carboxylic ester groups being bound to aromatic rings}
C08G63/065 (The hydroxy and carboxylic ester groups being bound to aromatic rings) appears on 114 US grants and 117 published applications in this corpus.
Search patents in C08G- Granted patents
- 114
- Published applications
- 117
- Assignees
- 82
- Inventors
- 321
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 5 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 3 |
| 2013 | 1 | 4 |
| 2014 | 2 | 2 |
| 2015 | 4 | 5 |
| 2016 | 1 | 0 |
| 2017 | 3 | 4 |
| 2018 | 1 | 3 |
| 2019 | 2 | 5 |
| 2020 | 4 | 9 |
| 2021 | 5 | 16 |
| 2022 | 3 | 11 |
| 2023 | 9 | 17 |
| 2024 | 11 | 9 |
| 2025 | 7 | 8 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aromatic polyester and method for producing same6 Oct 2026US 12,753,274 B2Toyobo Co., Ltd.
- Polyesters comprising structural units with sulfonate groups, and polyalkoxy ether end groups, detergents, and cleaning agents comprising these and their use12 May 2026US 12,624,158 B2Catexel Limited
- Thermoplastic compositions and uses thereof17 Mar 2026US 12,577,468 B2Shpp Global Technologies B.V.
- Electronic device13 Jan 2026US 12,522,716 B2Ticona LLC
- Halogen-free modified high-filling recyclable plastic board and method of forming the same25 Nov 2025US 12,479,144 B2Zhejiang Kingdom New Material Group Co., Ltd.
- Pellet and production method therefor8 Oct 2026US 2026/0308310 A1Sumitomo Chemical Company, Limited
- Polyester, formed product, and method for manufacturing formed product18 Jun 2026US 2026/0167772 A1Sumitomo Chemical Company, Limited
- Liquid crystal polymer particle, manufacturing method thereof and polyimide film using the same5 Mar 2026US 2026/0062513 A1Taimide Technology Incorporation
- Semiconductor structure including isolation elements with etching-resistant upper portions and method for manufacturing the same15 Jan 2026US 2026/0018459 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Aromatic polyester and method for producing same13 Nov 2025US 2025/0346709 A1Toyobo Co., Ltd.
Most cited
By later US patents
- Polyester of 6-hydroxy-2-naphthoic acid and para-hydroxy benzoic acid capable of readily undergoing melt processing237US 4,161,470 ACelanese Corporation · 1979
- Materials for packing nicotine-containing products109US 6,790,496 B1Pfizer Health AB · 2004
- Mutiaxially oriented high performance laminates comprised of uniaxially oriented sheets of thermotropic liquid crystal polymers58US 4,384,016 ACelanese Corporation · 1983
- Preparation of aromatic polyesters by direct self-condensation of aromatic hydroxy acids41US 4,393,191 ACelanese Corporation · 1983
- Polyester of 6-hydroxy-2-naphthoic acid and meta-hydroxy benzoic acid capable of readily undergoing melt processing38US 4,337,190 ACelanese Corporation · 1982