C08F 220/10
Esters
C08F220/10 (Esters) appears on 8,048 US grants and 10,429 published applications in this corpus.
Search patents in C08F- Granted patents
- 8,048
- Published applications
- 10,429
- Assignees
- 2,260
- Inventors
- 19,970
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 52 | 0 |
| 1977 | 38 | 0 |
| 1978 | 36 | 0 |
| 1979 | 37 | 0 |
| 1980 | 34 | 0 |
| 1981 | 23 | 0 |
| 1982 | 23 | 0 |
| 1983 | 28 | 0 |
| 1984 | 18 | 0 |
| 1985 | 38 | 0 |
| 1986 | 27 | 0 |
| 1987 | 52 | 0 |
| 1988 | 40 | 0 |
| 1989 | 39 | 0 |
| 1990 | 56 | 0 |
| 1991 | 55 | 0 |
| 1992 | 66 | 0 |
| 1993 | 80 | 0 |
| 1994 | 61 | 0 |
| 1995 | 56 | 0 |
| 1996 | 71 | 0 |
| 1997 | 83 | 0 |
| 1998 | 64 | 0 |
| 1999 | 68 | 0 |
| 2000 | 81 | 0 |
| 2001 | 101 | 35 |
| 2002 | 109 | 107 |
| 2003 | 109 | 144 |
| 2004 | 82 | 104 |
| 2005 | 66 | 137 |
| 2006 | 86 | 190 |
| 2007 | 74 | 221 |
| 2008 | 86 | 218 |
| 2009 | 89 | 274 |
| 2010 | 161 | 363 |
| 2011 | 180 | 380 |
| 2012 | 203 | 405 |
| 2013 | 280 | 382 |
| 2014 | 306 | 432 |
| 2015 | 330 | 455 |
| 2016 | 386 | 557 |
| 2017 | 398 | 585 |
| 2018 | 419 | 555 |
| 2019 | 405 | 592 |
| 2020 | 459 | 720 |
| 2021 | 421 | 743 |
| 2022 | 421 | 771 |
| 2023 | 466 | 687 |
| 2024 | 469 | 590 |
| 2025 | 435 | 447 |
| 2026 | 281 | 335 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08F 220/12Of monohydric alcohols or phenols4,707
- C08F 220/26Esters containing oxygen in addition to the carboxy oxygen2,468
- C08F 220/34Esters containing nitrogen910
- C08F 220/22Esters containing halogen832
- C08F 220/20Of polyhydric alcohols or phenols700
- C08F 220/38Esters containing sulfur479
- C08F 220/40Esters of unsaturated alcohols165
Recent patents
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Most cited
By later US patents
- Water-swellable copolymers and articles and coatings made therefrom1,443US 7,935,773 B2Tyco Healthcare Group LP · 2011
- Photoresist polymer and photoresist composition containing the same471US 7,279,256 B2Hynix Semiconductor Inc. · 2007
- Photoresist polymer and photoresist composition containing the same471US 7,361,447 B2Hynix Semiconductor Inc. · 2008
- Extended use planar sensors401US 5,518,601 ACiba Corning Diagnostics Corp. · 1996
- Long wearable soft contact lens322US 6,867,245 B2Asahikasei Aime Co., Ltd · 2005