C08G 18/63
Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds
Official title: Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
C08G18/63 (Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds) appears on 707 US grants and 512 published applications in this corpus.
Search patents in C08G- Granted patents
- 707
- Published applications
- 512
- Assignees
- 264
- Inventors
- 1,677
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 11 | 0 |
| 1978 | 13 | 0 |
| 1979 | 11 | 0 |
| 1980 | 22 | 0 |
| 1981 | 16 | 0 |
| 1982 | 17 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 24 | 0 |
| 1986 | 12 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 30 | 0 |
| 1990 | 12 | 0 |
| 1991 | 20 | 0 |
| 1992 | 17 | 0 |
| 1993 | 18 | 0 |
| 1994 | 21 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 11 | 0 |
| 1998 | 18 | 0 |
| 1999 | 17 | 0 |
| 2000 | 20 | 0 |
| 2001 | 11 | 2 |
| 2002 | 11 | 10 |
| 2003 | 11 | 20 |
| 2004 | 12 | 11 |
| 2005 | 4 | 13 |
| 2006 | 5 | 15 |
| 2007 | 4 | 16 |
| 2008 | 5 | 18 |
| 2009 | 5 | 22 |
| 2010 | 9 | 22 |
| 2011 | 8 | 24 |
| 2012 | 12 | 9 |
| 2013 | 12 | 32 |
| 2014 | 15 | 28 |
| 2015 | 18 | 14 |
| 2016 | 18 | 24 |
| 2017 | 11 | 20 |
| 2018 | 7 | 24 |
| 2019 | 21 | 31 |
| 2020 | 23 | 15 |
| 2021 | 16 | 29 |
| 2022 | 17 | 36 |
| 2023 | 12 | 19 |
| 2024 | 18 | 18 |
| 2025 | 12 | 25 |
| 2026 | 9 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08G 18/632Onto polyethers321
- C08G 18/635Onto unsaturated polymers122
- C08G 18/638Characterised by the use of compounds having carbon-to-carbon double bonds other than100
- C08G 18/637Characterised by the in situ polymerisation of the compounds having carbon-to-carbon double85
- C08G 18/636Characterised by the presence of a dispersion-stabiliser74
- C08G 18/633Onto polymers of compounds having carbon-to-carbon double bonds52
- C08G 18/631Onto polyesters and/or polycarbonates51
Recent patents
- Ice-shedding and smudge-repellant coating15 Sep 2026US 12,735,578 B2Queen's University at Kingston
- Isocyanate-reactive compositions, rigid polyurethane foams and methods for their production14 Jul 2026US 12,679,922 B2Covestro LLC
- Stabilizer, polymer polyol prepared using stabilizer and method for preparing polymer polyol7 Jul 2026US 12,674,014 B2Korea Kumho Petrochemical Co., Ltd.
- Polyurethane foam and methods of forming the same23 Jun 2026US 12,662,566 B2Saint-Gobain Performance Plastics Corporation
- Dispersion stabilizer based on at least two types of polyols and method of preparing the same10 Mar 2026US 12,570,779 B2Korea Kumho Petrochemical Co., Ltd.
- Isocyanate-reactive compositions, rigid polyurethane foams and methods for their production24 Sep 2026US 2026/0286035 A1Covestro LLC
- Closed-cell water-blown rigid polyurethane foams and methods for their production20 Aug 2026US 2026/0242530 A1Covestro LLC
- Polyurethane foam for cosmetic composition impregnation and method of manufacturing the same20 Aug 2026US 2026/0242533 A1Kolmar Korea Co., Ltd.
- Composite made of randomly bonded polymer fiber loops and polyurethane foam20 Aug 2026US 2026/0242598 A1Dow Global Technologies LLC
- Polyurethane composition for rotational molding and use thereof30 Jul 2026US 2026/0217895 A1BASF SE
Most cited
By later US patents
- Energy curable compositions: two component curing agents227US 4,985,340 AMinnesota Mining and Manufacturing Company · 1991
- High-durability flexible polyurethane cold cure molded foam and process for producing the same96US 6,433,033 B1Mitsui Chemicals, Inc. · 2002
- Energy-induced dual curable compositions90US 4,950,696 AMinnesota Mining and Manufacturing Company · 1990
- Interpenetrating dual cure resin compositions89US 4,128,600 AGeneral Mills Chemicals, Inc. · 1978
- Addition polymerizable adduct of a polymeric monoahl and an unsaturated isocyanate89US 4,394,491 AThe Dow Chemical Company · 1983