C08L 23/0861
Saponified copolymers
Official title: Saponified copolymers, e.g. ethylene vinyl alcohol copolymers
C08L23/0861 (Saponified copolymers) appears on 189 US grants and 190 published applications in this corpus.
Search patents in C08L- Granted patents
- 189
- Published applications
- 190
- Assignees
- 117
- Inventors
- 525
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 6 |
| 2003 | 1 | 7 |
| 2004 | 5 | 9 |
| 2005 | 6 | 10 |
| 2006 | 6 | 7 |
| 2007 | 3 | 13 |
| 2008 | 2 | 4 |
| 2009 | 6 | 11 |
| 2010 | 6 | 10 |
| 2011 | 5 | 18 |
| 2012 | 7 | 17 |
| 2013 | 9 | 9 |
| 2014 | 13 | 5 |
| 2015 | 4 | 6 |
| 2016 | 3 | 10 |
| 2017 | 3 | 7 |
| 2018 | 9 | 4 |
| 2019 | 7 | 5 |
| 2020 | 9 | 3 |
| 2021 | 5 | 2 |
| 2022 | 3 | 10 |
| 2023 | 1 | 5 |
| 2024 | 5 | 5 |
| 2025 | 3 | 5 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ethylene-vinyl alcohol copolymer and aqueous solution using same22 Sep 2026US 12,742,029 B2Kuraray Co., Ltd.
- Modified ethylene-vinyl alcohol resin and production method therefor25 Aug 2026US 12,715,964 B2Mitsubishi Chemical Corporation
- Ethylene-vinyl alcohol copolymer and resin composition, and molded product obtained using the same28 Apr 2026US 12,612,472 B2Kuraray Co., Ltd.
- Ethylene vinyl ester based copolymer saponified pellets and film containing the same25 Nov 2025US 12,479,987 B2Chang Chun Petrochemical Co., Ltd.
- Ethylene-vinyl alcohol copolymer resin composition, film, and multilayer structure4 Nov 2025US 12,460,056 B2Mitsubishi Chemical Corporation
- Polymer Blend Composition23 Apr 2026US 2026/0109846 A1SK Geo Centric Co., Ltd.
- Stretchable Oxygen Barrier Coatings5 Mar 2026US 2026/0062527 A1
- Resin composition, molded product, multilayer structure, and method for producing resin composition25 Sep 2025US 2025/0297090 A1Mitsubishi Chemical Corporation
- Immunoisolation device4 Sep 2025US 2025/0276111 A1Kuraray Co., Ltd.
- Pellet containing ethylene-vinyl alcohol copolymer and method for producing same17 Jul 2025US 2025/0230288 A1Kuraray Co., Ltd.
Most cited
By later US patents
- Multi-piece solid golf ball315US 5,439,227 ABridgestone Sports Co.Ltd. · 1995
- Desiccant entrained polymer176US 7,005,459 B2CSP Technologies, Inc. · 2006
- Expanded articles of biodegradable plastics materials and a method for their production104US 5,288,765 ASpherilene S.r.l. · 1994
- Oxygen barrier oriented film99US 4,724,185 AW. R. Grace & Co., Cryovac Div. · 1988
- Polymer compositions for the production of articles of biodegradable plastics material and methods of their preparation94US 5,258,430 ANovamont S. p. A. · 1993