C08G 65/32
Polymers modified by chemical after-treatment
C08G65/32 (Polymers modified by chemical after-treatment) appears on 3,740 US grants and 3,623 published applications in this corpus.
Search patents in C08G- Granted patents
- 3,740
- Published applications
- 3,623
- Assignees
- 1,443
- Inventors
- 8,322
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 39 | 0 |
| 1977 | 31 | 0 |
| 1978 | 35 | 0 |
| 1979 | 39 | 0 |
| 1980 | 38 | 0 |
| 1981 | 41 | 0 |
| 1982 | 24 | 0 |
| 1983 | 26 | 0 |
| 1984 | 28 | 0 |
| 1985 | 26 | 0 |
| 1986 | 25 | 0 |
| 1987 | 33 | 0 |
| 1988 | 37 | 0 |
| 1989 | 41 | 0 |
| 1990 | 57 | 0 |
| 1991 | 51 | 0 |
| 1992 | 55 | 0 |
| 1993 | 64 | 0 |
| 1994 | 67 | 0 |
| 1995 | 42 | 0 |
| 1996 | 83 | 0 |
| 1997 | 74 | 0 |
| 1998 | 71 | 0 |
| 1999 | 74 | 0 |
| 2000 | 68 | 0 |
| 2001 | 62 | 29 |
| 2002 | 88 | 93 |
| 2003 | 86 | 104 |
| 2004 | 63 | 127 |
| 2005 | 63 | 121 |
| 2006 | 64 | 91 |
| 2007 | 62 | 79 |
| 2008 | 43 | 115 |
| 2009 | 52 | 139 |
| 2010 | 90 | 169 |
| 2011 | 102 | 139 |
| 2012 | 99 | 135 |
| 2013 | 106 | 134 |
| 2014 | 128 | 128 |
| 2015 | 127 | 184 |
| 2016 | 144 | 168 |
| 2017 | 127 | 167 |
| 2018 | 121 | 148 |
| 2019 | 138 | 178 |
| 2020 | 132 | 175 |
| 2021 | 131 | 198 |
| 2022 | 92 | 218 |
| 2023 | 110 | 193 |
| 2024 | 118 | 160 |
| 2025 | 132 | 129 |
| 2026 | 91 | 102 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for the reduction of regioisomer where the double bond is shifted from ethylenically unsaturated alkoxylated alcohols6 Oct 2026US 12,753,262 B2Sika Technology AG
- Fluorine-containing ether compound, surface treatment agent, fluorine-containing ether composition, coating liquid, article, and compound6 Oct 2026US 12,753,323 B2AGC Inc.
- Method for producing polyalkylene oxide29 Sep 2026US 12,747,321 B2Sumitomo Seika Chemicals Co., Ltd.
- Polyether derivative and preparation method therefor22 Sep 2026US 12,742,042 B2Guangdong University of Petrochemical Technology
- Resist underlayer film-forming composition containing terminal-blocked reaction product22 Sep 2026US 12,743,019 B2Nissan Chemical Corporation
- Fluorine-free ferroelectric polymers8 Oct 2026US 2026/0308319 A1Case Western Reserve University
- Polyamide block copolymer, polyamide block copolymer composition, and molded article8 Oct 2026US 2026/0308332 A1Kuraray Co., Ltd.
- Compound, coating composition and film8 Oct 2026US 2026/0308409 A1Industrial Technology Research Institute
- Anti-fogging agent, method for preventing fogging of vehicle lamp structure, and vehicle lamp structure1 Oct 2026US 2026/0297339 A1Resonac Corporation
- Surfactants for shape memory polymer foam synthesis24 Sep 2026US 2026/0286049 A1Syracuse University
Most cited
By later US patents
- Non-immunogenic polypeptides2,007US 4,179,337 A1979
- Adhesive formulations1,017US 8,349,987 B2Covidien LP · 2013
- Multiarmed, monofunctional, polymer for coupling to molecules and surfaces813US 5,932,462 AShearwater Polymers, Inc. · 1999
- Blood substitute containing modified hemoglobin699US 4,301,144 AAjinomoto Co., Inc. · 1981
- Crosslinked polymer compositions and methods for their use649US 5,874,500 ACohesion Technologies, Inc. · 1999