D21H 17/38
Containing crosslinkable groups
Official title: containing crosslinkable groups
D21H17/38 (Containing crosslinkable groups) appears on 114 US grants and 87 published applications in this corpus.
Search patents in D21H- Granted patents
- 114
- Published applications
- 87
- Assignees
- 63
- Inventors
- 244
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 8 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 8 |
| 2004 | 4 | 3 |
| 2005 | 3 | 6 |
| 2006 | 2 | 1 |
| 2007 | 3 | 10 |
| 2008 | 1 | 2 |
| 2009 | 2 | 4 |
| 2010 | 4 | 1 |
| 2011 | 3 | 1 |
| 2012 | 1 | 3 |
| 2013 | 3 | 2 |
| 2014 | 1 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 2 |
| 2017 | 2 | 12 |
| 2018 | 3 | 5 |
| 2019 | 7 | 3 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 4 |
| 2024 | 2 | 2 |
| 2025 | 1 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composition and method for papermaking24 Mar 2026US 12,584,273 B2Ecolab USA Inc.
- Water resistant materials for food-safe uses2 Sep 2025US 12,404,635 B2JL Darling LLC
- Aqueous glyoxalated polyacrylamide composition20 Aug 2024US 12,065,527 B2Solenis Technologies, L.P.
- Papermaking agent, manufacturing method for papermaking agent and paper25 Jun 2024US 12,018,437 B2Arakawa Chemical Industries, Ltd.
- Reduced furfural content in polyacrylic acid crosslinked cellulose fibers15 Aug 2023US 11,725,339 B2International Paper Company
- Novel composition and method for papermaking2 Jul 2026US 2026/0185303 A1Ecolab USA Inc.
- Water resistant materials for food-safe uses13 Nov 2025US 2025/0347055 A1JL Darling LLC
- Compositions and methods for improving a papermaking process10 Jul 2025US 2025/0223763 A1Ecolab USA Inc.
- Method for producing a filtering material22 May 2025US 2025/0163651 A1
- Reduced furfural content in polyacrylic acid crosslinked cellulose fibers30 Jan 2025US 2025/0034807 A1International Paper Company
Most cited
By later US patents
- Polyamine/epihalohydrin reaction products105US 4,222,921 AMonsanto Company · 1980
- Hydrophilic random interpolymer from quaternary ammonium monomers and method for making same59US 4,111,922 AJohnson & Johnson · 1978
- Adhesive material for creping of fibrous webs58US 4,886,579 AScott Paper Company · 1989
- Binder for pre-moistened paper products53US 4,537,807 ABorden, Inc. · 1985
- Method for producing an article containing a radiation cross-linked polymer and the article produced thereby45US 4,908,229 AUnion Oil Company of California · 1990