C08F 222/20
Esters containing oxygen in addition to the carboxy oxygen
C08F222/20 (Esters containing oxygen in addition to the carboxy oxygen) appears on 81 US grants and 107 published applications in this corpus.
Search patents in C08F- Granted patents
- 81
- Published applications
- 107
- Assignees
- 99
- Inventors
- 340
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 5 | 3 |
| 2016 | 2 | 9 |
| 2017 | 4 | 7 |
| 2018 | 5 | 3 |
| 2019 | 3 | 4 |
| 2020 | 5 | 19 |
| 2021 | 5 | 4 |
| 2022 | 6 | 9 |
| 2023 | 11 | 7 |
| 2024 | 6 | 13 |
| 2025 | 3 | 7 |
| 2026 | 4 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymerizable liquid crystal material and polymerized liquid crystal film8 Sep 2026US 12,729,341 B2Merck Patent GmbH
- Method of coating article, use for coating article, and polymerizable composition14 Apr 2026US 12,600,867 B2GC Corporation
- Photoresist underlayer composition10 Mar 2026US 12,572,076 B2Rohm and Haas Electronic Materials Korea Ltd.
- All-solid-state battery and photocurable composition used in all-solid-state battery10 Feb 2026US 12,548,830 B2Toagoseico., Ltd
- Method for the preparation of photoaligning polymer materials and compositions21 Oct 2025US 12,448,473 B2Rolic Technologies AG
- Silicone monomer mixture and silicone monomer composition13 Aug 2026US 2026/0234307 A1Toray Industries, Inc.
- Reactive mesogens with high birefringence13 Aug 2026US 2026/0234472 A1Merck Patent GmbH
- Copolymer rubber, rubber composition, and crosslinked rubber30 Jul 2026US 2026/0217953 A1Zeon Corporation
- Hydrophobic and oleophobic film layer, and method for preparing the same9 Jul 2026US 2026/0192331 A1Jiangsu Favored Nanotechnology Co., Ltd.
- Packaging structure for packaging organic light emitting diode25 Jun 2026US 2026/0182143 A1Xi'an Smart Materials Co., Ltd.
Most cited
By later US patents
- Slump retaining agent62US 5,162,402 ASandoz Ltd. · 1992
- Acrylic copolymer which is water-soluble or moderately water-soluble and may be crosslinked; and its use39US 5,294,693 ACoatex · 1994
- Acrylic copolymer which is water-soluble or moderately water-soluble and may be crosslinked; and its use36US 5,362,415 ACoatex · 1994
- Polyoxyalkylene alkenyl ether-maleic ester copolymer and use thereof31US 5,142,036 ANippon Oil and Fats Co., Ltd. · 1992
- Process for thickening with copolymers of alkyl poly (oxyalkylene) itaconic di-esters21US 4,663,385 ARohm and Haas Company · 1987