C08K 5/372
Sulfides
Official title: Sulfides {, e.g. R-(S)x-R'}
C08K5/372 (Sulfides) appears on 491 US grants and 473 published applications in this corpus.
Search patents in C08K- Granted patents
- 491
- Published applications
- 473
- Assignees
- 313
- Inventors
- 1,447
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 12 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 5 |
| 2002 | 14 | 10 |
| 2003 | 9 | 12 |
| 2004 | 6 | 8 |
| 2005 | 4 | 5 |
| 2006 | 8 | 12 |
| 2007 | 2 | 9 |
| 2008 | 2 | 13 |
| 2009 | 5 | 8 |
| 2010 | 7 | 16 |
| 2011 | 14 | 11 |
| 2012 | 7 | 9 |
| 2013 | 8 | 11 |
| 2014 | 6 | 22 |
| 2015 | 7 | 13 |
| 2016 | 14 | 18 |
| 2017 | 13 | 29 |
| 2018 | 15 | 31 |
| 2019 | 26 | 37 |
| 2020 | 18 | 44 |
| 2021 | 26 | 24 |
| 2022 | 26 | 28 |
| 2023 | 20 | 31 |
| 2024 | 14 | 24 |
| 2025 | 16 | 20 |
| 2026 | 13 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transferable maskants suitable for chemical processing18 Aug 2026US 12,709,667 B2Quaker Chemical Corporation
- VOC-free coupling agents for rubber compositions4 Aug 2026US 12,698,377 B2The Goodyear Tire & Rubber Company
- Anti-ageing additives for bitumen23 Jun 2026US 12,662,589 B2Shell USA, Inc.
- Rubber composition for an inner liner for pneumatic vehicle tyres12 May 2026US 12,624,197 B2Suncoal Industries GmbH
- Chemically surface modified carbon black and methods of making same28 Apr 2026US 12,612,518 B2Continental Carbon Company
- Elastomeric composition and articles comprising the composition3 Sep 2026US 2026/0258209 A1Upm-Kymmene Corporation
- Expanded beads of polypropylene-based resin, and expanded bead molded body20 Aug 2026US 2026/0242557 A1Jsp Corporation
- Sulphur-crosslinkable rubber mixture, vulcanisate of the rubber mixture, and vehicle tyre6 Aug 2026US 2026/0225402 A1Continental Reifen Deutschland GmbH
- Compound, adhesive composition comprising same, adhesive film, and electronic device6 Aug 2026US 2026/0226005 A1LG Chem.Ltd.
- Propylene-Based Elastomer Compositions for Waterproof Applications Underground6 Aug 2026US 2026/0226264 A1
Most cited
By later US patents
- Low viscosity polythiol and method therefor146US 5,225,472 ACourtaulds Aerospace, Inc. · 1993
- Silica reinforced rubber composition field76US 5,328,949 AThe Goodyear Tire & Rubber Company · 1994
- Tire with silica reinforced tread74US 5,336,730 AThe Goodyear Tire & Rubber Company · 1994
- Thiopropionate synergists70US 5,672,730 AThe Goodyear Tire & Rubber Company · 1997
- Rubber vulcanizates having improved hysteresis behavior62US 5,130,363 ABayer Aktiengesellschaft · 1992