C08L 23/26
Modified by chemical after-treatment
Official title: modified by chemical after-treatment (saponified copolymers C08L23/0861; unsaturated acid salts C08L23/0876)
C08L23/26 (Modified by chemical after-treatment) appears on 1,600 US grants and 1,395 published applications in this corpus.
Search patents in C08L- Granted patents
- 1,600
- Published applications
- 1,395
- Assignees
- 651
- Inventors
- 3,611
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 15 | 0 |
| 1978 | 20 | 0 |
| 1979 | 28 | 0 |
| 1980 | 15 | 0 |
| 1981 | 16 | 0 |
| 1982 | 16 | 0 |
| 1983 | 13 | 0 |
| 1984 | 20 | 0 |
| 1985 | 19 | 0 |
| 1986 | 17 | 0 |
| 1987 | 11 | 0 |
| 1988 | 25 | 0 |
| 1989 | 30 | 0 |
| 1990 | 24 | 0 |
| 1991 | 35 | 0 |
| 1992 | 25 | 0 |
| 1993 | 30 | 0 |
| 1994 | 34 | 0 |
| 1995 | 35 | 0 |
| 1996 | 46 | 0 |
| 1997 | 27 | 0 |
| 1998 | 22 | 0 |
| 1999 | 20 | 0 |
| 2000 | 17 | 0 |
| 2001 | 32 | 7 |
| 2002 | 42 | 34 |
| 2003 | 36 | 48 |
| 2004 | 27 | 58 |
| 2005 | 31 | 56 |
| 2006 | 17 | 48 |
| 2007 | 29 | 43 |
| 2008 | 16 | 63 |
| 2009 | 26 | 43 |
| 2010 | 32 | 56 |
| 2011 | 32 | 42 |
| 2012 | 26 | 50 |
| 2013 | 41 | 67 |
| 2014 | 50 | 55 |
| 2015 | 47 | 58 |
| 2016 | 48 | 45 |
| 2017 | 47 | 70 |
| 2018 | 43 | 71 |
| 2019 | 54 | 78 |
| 2020 | 65 | 79 |
| 2021 | 51 | 100 |
| 2022 | 43 | 74 |
| 2023 | 64 | 60 |
| 2024 | 43 | 49 |
| 2025 | 35 | 24 |
| 2026 | 38 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08L 23/28By reaction with halogens or halogen-containing compounds714
- C08L 23/32By reaction with compounds containing phosphorus or sulfur179
- C08L 23/30By oxidation129
- C08L 2023/40By reaction with compounds changing molecular weightIndexing code122
- C08L 23/36By reaction with nitrogen-containing compounds56
Recent patents
- Curable composition, adhesive, and method of making the same6 Oct 2026US 12,753,297 B23M Innovative Properties Company
- Thermoplastic polyolefin sheet composition having low hardness and low elongation, and thermoplastic polyolefin sheet comprising same22 Sep 2026US 12,742,063 B2Hanwha Advanced Materials Corporation
- Polypropylene resin composition25 Aug 2026US 12,715,985 B2Sumitomo Chemical Company, Limited
- Recycled polypropylene composite resin composition and washing machine comprising the same25 Aug 2026US 12,715,986 B2Samsung Electronics Co., Ltd.
- Highly insulated rubber composition, processing method therefor, and uses thereof25 Aug 2026US 12,715,987 B2Hangzhou Xinglu Technologies Co., Ltd
- Rubber composition8 Oct 2026US 2026/0308369 A1Compagnie Generale Des Etablissements Michelin
- Thermoplastic and thermoset foam nucleation additive17 Sep 2026US 2026/0275074 A1Formosa Plastics Corporation
- Chlorosulfonated polyolefin latex17 Sep 2026US 2026/0275080 A1Sumitomo Seika Chemicals Co., Ltd.
- High melt strength polypropylene27 Aug 2026US 2026/0250430 A1
- Functional ethylene and 1,3-diene copolymers27 Aug 2026US 2026/0250497 A1Compagnie Generale Des Etablissements Michelin
Most cited
By later US patents
- Thermoplastic elastomeric blends of olefin rubber and polyolefin resin243US 4,311,628 AMonsanto Company · 1982
- Golf ball incorporating grafted metallocene catalyzed polymer blends217US 5,981,658 AAcushnet Company · 1999
- Methods and compositions for oxygen scavenging190US 5,211,875 AW. R. Grace & Co.-Conn. · 1993
- Para-alkylstyrene/isoolefin copolymers and functionalized copolymers thereof188US 5,162,445 AExxon Chemical Patents Inc. · 1992
- Golf ball compositions132US 5,187,013 ALisco, Inc. · 1993