C08J 3/24
Crosslinking
Official title: Crosslinking, e.g. vulcanising, of macromolecules (mechanical aspects B29C35/00; crosslinking agents C08K)
C08J3/24 (Crosslinking) appears on 3,220 US grants and 4,363 published applications in this corpus.
Search patents in C08J- Granted patents
- 3,220
- Published applications
- 4,363
- Assignees
- 1,758
- Inventors
- 9,682
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 7 | 0 |
| 1978 | 13 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 14 | 0 |
| 1982 | 7 | 0 |
| 1983 | 10 | 0 |
| 1984 | 7 | 0 |
| 1985 | 16 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 22 | 0 |
| 1989 | 22 | 0 |
| 1990 | 20 | 0 |
| 1991 | 29 | 0 |
| 1992 | 23 | 0 |
| 1993 | 23 | 0 |
| 1994 | 22 | 0 |
| 1995 | 21 | 0 |
| 1996 | 28 | 0 |
| 1997 | 28 | 0 |
| 1998 | 31 | 0 |
| 1999 | 41 | 0 |
| 2000 | 23 | 0 |
| 2001 | 30 | 12 |
| 2002 | 36 | 36 |
| 2003 | 39 | 59 |
| 2004 | 43 | 38 |
| 2005 | 19 | 58 |
| 2006 | 28 | 62 |
| 2007 | 30 | 78 |
| 2008 | 23 | 69 |
| 2009 | 33 | 72 |
| 2010 | 51 | 130 |
| 2011 | 42 | 115 |
| 2012 | 61 | 144 |
| 2013 | 89 | 145 |
| 2014 | 111 | 157 |
| 2015 | 132 | 206 |
| 2016 | 135 | 230 |
| 2017 | 164 | 271 |
| 2018 | 191 | 357 |
| 2019 | 229 | 329 |
| 2020 | 261 | 261 |
| 2021 | 230 | 257 |
| 2022 | 178 | 290 |
| 2023 | 186 | 217 |
| 2024 | 163 | 253 |
| 2025 | 166 | 287 |
| 2026 | 101 | 230 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 3/245Differential crosslinking of one polymer with one crosslinking type558
- C08J 3/246Intercrosslinking of at least two polymers423
- C08J 3/243Two or more independent types of crosslinking for one or more polymers267
- C08J 3/247Heating methods212
- C08J 3/241Preventing premature crosslinking by physical separation of components144
- C08J 3/244Stepwise homogeneous crosslinking of one polymer with one crosslinking system124
- C08J 3/242Applying crosslinking or accelerating agent onto compounding ingredients such as fillers, reinforcements107
- C08J 3/26Of latex91
All 9 subgroupsShow fewer
Recent patents
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- Cleavable crosslinkers for use in 3d printing formulations8 Oct 2026US 2026/0308356 A1Align Technology, Inc.
- Methods for generating alginate hydrogels and hydrogel systems1 Oct 2026US 2026/0294960 A1The Regents of the University of Michigan
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Most cited
By later US patents
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