C08L 7/00
Compositions of natural rubber
C08L7/00 (Compositions of natural rubber) appears on 1,865 US grants and 2,504 published applications in this corpus.
Search patents in C08L- Granted patents
- 1,865
- Published applications
- 2,504
- Assignees
- 607
- Inventors
- 3,756
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 15 | 0 |
| 1982 | 10 | 0 |
| 1983 | 17 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 13 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 22 | 0 |
| 1991 | 19 | 0 |
| 1992 | 16 | 0 |
| 1993 | 21 | 0 |
| 1994 | 28 | 0 |
| 1995 | 18 | 0 |
| 1996 | 18 | 0 |
| 1997 | 16 | 0 |
| 1998 | 19 | 0 |
| 1999 | 22 | 0 |
| 2000 | 26 | 0 |
| 2001 | 32 | 11 |
| 2002 | 26 | 24 |
| 2003 | 20 | 23 |
| 2004 | 16 | 27 |
| 2005 | 13 | 23 |
| 2006 | 10 | 39 |
| 2007 | 10 | 34 |
| 2008 | 14 | 45 |
| 2009 | 13 | 62 |
| 2010 | 30 | 109 |
| 2011 | 36 | 80 |
| 2012 | 54 | 92 |
| 2013 | 56 | 98 |
| 2014 | 69 | 116 |
| 2015 | 79 | 140 |
| 2016 | 81 | 113 |
| 2017 | 99 | 142 |
| 2018 | 104 | 196 |
| 2019 | 108 | 185 |
| 2020 | 132 | 207 |
| 2021 | 105 | 175 |
| 2022 | 102 | 123 |
| 2023 | 83 | 104 |
| 2024 | 80 | 127 |
| 2025 | 82 | 123 |
| 2026 | 47 | 86 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flame-retardant vibration isolation rubber composition and flame-retardant vibration isolation rubber member6 Oct 2026US 12,753,294 B2Sumitomo Riko Company Limited
- Water-based hydrogel blend coating and method of application to elastomeric articles22 Sep 2026US 12,741,065 B2Allegiance Corporation
- Floor covering and method for the production thereof22 Sep 2026US 12,742,060 B2Nora Systems GmbH
- Resin composition comprising thermoplastic plastomer and hollow resin particles and molded product thereof22 Sep 2026US 12,742,070 B2Zeon Corporation
- Tire having tread of specified rubber composition and related methods8 Sep 2026US 12,729,288 B2Bridgestone Americas Tire Operations, LLC
- Tire Comprising a Sidewall with at Least One High-Contrast Sidewall Element8 Oct 2026US 2026/0307434 A1Compagnie Generale Des Etablissements Michelin
- Antidegradant bis(dihydro and tetrahydroquinoline) compounds and uses thereof8 Oct 2026US 2026/0308127 A1Flexsys IP Holdings, LLC
- Elastomer compositions comprising at least one sp2 hybridized carbon allotrope and a 2,5-disubstituted pyrrole derivative8 Oct 2026US 2026/0308352 A1Pirelli Tyre S. P. A.
- Rubber composition and tire8 Oct 2026US 2026/0308366 A1The Yokohama Rubber Co., Ltd.
- High load capacity tire with ozone- and blooming-resistant sidewalls1 Oct 2026US 2026/0296103 A1Compagnie Generale Des Etablissements Michelin
Most cited
By later US patents
- Golf ball with improved cover271US 5,314,187 AWilson Sporting Goods Co. · 1994
- Rubber mixtures which contain SBR rubber gels119US 6,127,488 ABayer Aktiengesellschaft · 2000
- Rubber mixtures containing polybutadiene gel118US 5,395,891 ABayer Aktiengesellschaft · 1995
- High modulus low hysteresis rubber compound for pneumatic tires110US 5,494,091 ABridgestone Corporation · 1996
- Antimicrobial latex composition95US 4,902,503 AUnitika Ltd. · 1990