C08F 291/00
Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to
Official title: Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00
C08F291/00 (Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to) appears on 1,450 US grants and 742 published applications in this corpus.
Search patents in C08F- Granted patents
- 1,450
- Published applications
- 742
- Assignees
- 588
- Inventors
- 3,063
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 49 | 0 |
| 1977 | 28 | 0 |
| 1978 | 42 | 0 |
| 1979 | 33 | 0 |
| 1980 | 31 | 0 |
| 1981 | 32 | 0 |
| 1982 | 22 | 0 |
| 1983 | 29 | 0 |
| 1984 | 26 | 0 |
| 1985 | 24 | 0 |
| 1986 | 24 | 0 |
| 1987 | 29 | 0 |
| 1988 | 23 | 0 |
| 1989 | 23 | 0 |
| 1990 | 29 | 0 |
| 1991 | 34 | 0 |
| 1992 | 25 | 0 |
| 1993 | 42 | 0 |
| 1994 | 34 | 0 |
| 1995 | 31 | 0 |
| 1996 | 34 | 0 |
| 1997 | 28 | 0 |
| 1998 | 57 | 0 |
| 1999 | 42 | 0 |
| 2000 | 42 | 0 |
| 2001 | 46 | 13 |
| 2002 | 43 | 59 |
| 2003 | 58 | 70 |
| 2004 | 53 | 72 |
| 2005 | 40 | 65 |
| 2006 | 45 | 74 |
| 2007 | 38 | 52 |
| 2008 | 26 | 53 |
| 2009 | 30 | 40 |
| 2010 | 41 | 69 |
| 2011 | 29 | 27 |
| 2012 | 35 | 20 |
| 2013 | 31 | 26 |
| 2014 | 23 | 14 |
| 2015 | 15 | 9 |
| 2016 | 17 | 12 |
| 2017 | 11 | 12 |
| 2018 | 12 | 9 |
| 2019 | 11 | 7 |
| 2020 | 7 | 12 |
| 2021 | 4 | 5 |
| 2022 | 7 | 6 |
| 2023 | 3 | 6 |
| 2024 | 7 | 6 |
| 2025 | 5 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08F 291/02On to elastomers218
- C08F 291/18On to irradiated or oxidised macromolecules85
- C08F 291/06On to oxygen-containing macromolecules69
- C08F 291/12On to nitrogen-containing macromolecules21
- C08F 291/04On to halogen-containing macromolecules17
- C08F 291/14On to sulfur-containing macromolecules17
- C08F 291/16On to macromolecules containing more than two metal atoms0
Recent patents
- Functional bottlebrush polymers14 Oct 2025US 12,441,829 B2The Florida State University Research Foundation, Inc.
- Method for surface modification of fluororesin12 Aug 2025US 12,384,897 B2AGC Inc.
- Fluorine-containing mixture material and fluorine-containing super-oleophobic microporous membrane using same as raw material, and preparation method therefor and use thereof18 Mar 2025US 12,252,566 B2Zhejiang Hyproof Technology Co., Ltd
- Multi-stage polymeric latexes, coating compositions containing such latexes, and articles coated therewith25 Feb 2025US 12,234,379 B2Swimc LLC
- High melt strength polypropylene18 Feb 2025US 12,227,605 B2Borealis AG
- Toughened, low odor/low bloom cyanoacrylate compositions4 Jun 2026US 2026/0152668 A1Henkel AG & Co. KGaA
- Molecularly cleavable bioink formulation12 Mar 2026US 2026/0071187 A1The Brigham and Women S Hospital, Inc.
- Binder including copolymer, negative electrode for secondary battery including same binder, and secondary battery including same negative electrode11 Dec 2025US 2025/0379234 A1Hansol Chemical Co., Ltd.
- Multi-stage polymeric latexes, coating compositions containing such latexes, and articles coated therewith22 May 2025US 2025/0163276 A1Swimc LLC
- Curable composition and cured product thereof5 Dec 2024US 2024/0400807 A1Denka Company Limited
Most cited
By later US patents
- Device for priming for improved adherence of gels to substrates1,210US 5,749,968 AFocal, Inc. · 1998
- Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers896US 5,410,016 ABoard of Regents, The University of Texas System · 1995
- Gels for encapsulation of biological materials587US 5,858,746 ABoard of Regents, The University of Texas System · 1999
- Hydrogel composites and superporous hydrogel composites having fast swelling, high mechanical strength, and superabsorbent properties371US 6,271,278 B1Purdue Research Foundation · 2001
- Gels for encapsulation of biological materials331US 5,529,914 ABoard of Regents, The Univeristy of Texas System · 1996