C08L 15/00
Compositions of rubber derivatives
Official title: Compositions of rubber derivatives (C08L11/00, C08L13/00 take precedence)
C08L15/00 (Compositions of rubber derivatives) appears on 1,302 US grants and 1,689 published applications in this corpus.
Search patents in C08L- Granted patents
- 1,302
- Published applications
- 1,689
- Assignees
- 418
- Inventors
- 2,781
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 16 | 0 |
| 1992 | 2 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 13 | 3 |
| 2002 | 20 | 13 |
| 2003 | 11 | 25 |
| 2004 | 17 | 39 |
| 2005 | 14 | 34 |
| 2006 | 14 | 37 |
| 2007 | 21 | 35 |
| 2008 | 18 | 52 |
| 2009 | 14 | 71 |
| 2010 | 33 | 108 |
| 2011 | 45 | 75 |
| 2012 | 49 | 71 |
| 2013 | 61 | 82 |
| 2014 | 64 | 82 |
| 2015 | 62 | 65 |
| 2016 | 65 | 78 |
| 2017 | 76 | 117 |
| 2018 | 74 | 108 |
| 2019 | 90 | 98 |
| 2020 | 74 | 111 |
| 2021 | 65 | 102 |
| 2022 | 50 | 96 |
| 2023 | 54 | 58 |
| 2024 | 62 | 50 |
| 2025 | 55 | 41 |
| 2026 | 21 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High strength hydrogenated polymers, and rubber compositions incorporating same25 Aug 2026US 12,715,952 B2Bridgestone Corporation
- Method for preparing rubber for elastomer of flexible joint18 Aug 2026US 12,709,677 B2Xi'an Sunward Aeromat Co., Ltd.
- Tire tread rubber composition comprising rice husk ash silica11 Aug 2026US 12,703,784 B2The Goodyear Tire & Rubber Company
- Flexible boot for constant velocity universal joint and constant velocity universal joint11 Aug 2026US 12,704,153 B2Keeper Corporation
- Rubber composition4 Aug 2026US 12,698,382 B2Compagnie Generale Des Etablissements Michelin
- Rubber compositions and articles thereof24 Sep 2026US 2026/0286107 A1The Goodyear Tire & Rubber Company
- Tire rubber composition, tread rubber, and tire24 Sep 2026US 2026/0286108 A1
- Rubber composition for rim strip and pneumatic tire using the same24 Sep 2026US 2026/0286109 A1Toyo Tire Corporation
- Rubber composition comprising a specific plasticizing system17 Sep 2026US 2026/0275090 A1Compagnie Generale Des Etablissements Michelin
- Toothed Belt and Manufacturing Method Therefor17 Sep 2026US 2026/0276057 A1Mitsuboshi Belting Ltd.
Most cited
By later US patents
- Article of footwear with lightweight sole assembly126US 7,941,938 B2NIKE, Inc. · 2011
- Golf ball88US 7,226,367 B2Bridgestone Sports Co.Ltd. · 2007
- Conjugated diolefin (co)polymer rubber, process for producing (co)polymer rubber, rubber composition, composite, and tire88US 7,342,070 B2Jsr Corporation · 2008
- Thermoplastic elastomer blends of alpha-olefin polymers and hydrogenated medium and high vinyl butadiene polymers81US 4,226,952 AThe Firestone Tire & Rubber Company · 1980
- Polyamide blend composition having excellent gas barrier performance75US 7,427,430 B2Honeywell International Inc. · 2008