C08F 220/36
Containing oxygen in addition to the carboxy oxygen
Official title: containing oxygen in addition to the carboxy oxygen {, e.g. 2-N-morpholinoethyl (meth)acrylate or 2-isocyanatoethyl (meth)acrylate}
C08F220/36 (Containing oxygen in addition to the carboxy oxygen) appears on 373 US grants and 483 published applications in this corpus.
Search patents in C08F- Granted patents
- 373
- Published applications
- 483
- Assignees
- 256
- Inventors
- 1,375
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 6 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 6 |
| 2007 | 1 | 13 |
| 2008 | 4 | 11 |
| 2009 | 5 | 21 |
| 2010 | 5 | 21 |
| 2011 | 10 | 18 |
| 2012 | 11 | 14 |
| 2013 | 13 | 18 |
| 2014 | 14 | 19 |
| 2015 | 19 | 14 |
| 2016 | 19 | 19 |
| 2017 | 16 | 20 |
| 2018 | 16 | 38 |
| 2019 | 17 | 36 |
| 2020 | 35 | 37 |
| 2021 | 30 | 38 |
| 2022 | 19 | 30 |
| 2023 | 23 | 32 |
| 2024 | 21 | 27 |
| 2025 | 18 | 21 |
| 2026 | 18 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surface treatment agent for ophthalmic device29 Sep 2026US 12,747,314 B2Nof Corporation
- Polymer and preparation thereof, and electrolyte film and preparation thereof22 Sep 2026US 12,744,245 B2Contemporary Amperex Technology (Hong Kong) Limited
- Modifier for ophthalmological device25 Aug 2026US 12,715,944 B2Nof Corporation
- Resin composition18 Aug 2026US 12,709,682 B2Ajinomoto Co., Inc.
- Laminate11 Aug 2026US 12,703,777 B2Daicel Corporation
- Single-stranded nucleic acid adsorption inhibitor, nucleic acid solution, and nucleic acid amplification method1 Oct 2026US 2026/0297233 A1Nof Corporation
- Fluorinated zwitterionic polymers and methods of use3 Sep 2026US 2026/0258176 A1Cornell University
- Polymers and methods for ophthalmic applications27 Aug 2026US 2026/0251820 A1Key Medical Technologies, Inc.
- Euv resist underlayer film-forming composition20 Aug 2026US 2026/0244106 A1Nissan Chemical Corporation
- Secondary battery and method of manufacturing the secondary battery20 Aug 2026US 2026/0245987 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Linear and cyclic polymers or oligomers having a photoreactive ethene group85US 5,539,074 AHoffmann-La Roche Inc. · 1996
- Contact lens material84US 6,420,453 B1Biocompatibles Limited · 2002
- Photochromic pigment68US 5,821,287 ANational Science Council · 1998
- Contact lens material62US 6,423,761 B1Biocompatibles Limited · 2002
- Hydrophilic random interpolymer from quaternary ammonium monomers and method for making same59US 4,111,922 AJohnson & Johnson · 1978