C08F 6/06
Treatment of polymer solutions
Official title: Treatment of polymer solutions {(C08F6/001, C08F6/006, C08F6/008, C08F6/02, C08F6/04 take precedence)}
C08F6/06 (Treatment of polymer solutions) appears on 358 US grants and 325 published applications in this corpus.
Search patents in C08F- Granted patents
- 358
- Published applications
- 325
- Assignees
- 219
- Inventors
- 1,223
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 10 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 2 | 0 |
| 1985 | 9 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 7 | 7 |
| 2003 | 4 | 2 |
| 2004 | 5 | 13 |
| 2005 | 7 | 10 |
| 2006 | 6 | 10 |
| 2007 | 5 | 5 |
| 2008 | 2 | 9 |
| 2009 | 3 | 7 |
| 2010 | 8 | 12 |
| 2011 | 3 | 8 |
| 2012 | 5 | 10 |
| 2013 | 13 | 8 |
| 2014 | 2 | 12 |
| 2015 | 11 | 14 |
| 2016 | 10 | 13 |
| 2017 | 14 | 19 |
| 2018 | 13 | 32 |
| 2019 | 13 | 19 |
| 2020 | 25 | 18 |
| 2021 | 19 | 18 |
| 2022 | 8 | 19 |
| 2023 | 7 | 17 |
| 2024 | 12 | 17 |
| 2025 | 16 | 14 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for preparing polymer polyol22 Sep 2026US 12,742,027 B2Korea Kumho Petrochemical Co., Ltd.
- Ethylene-vinyl alcohol copolymer and aqueous solution using same22 Sep 2026US 12,742,029 B2Kuraray Co., Ltd.
- Process for polymerizing molecular-weight controlled polymer8 Sep 2026US 12,729,255 B2Korea Research Institute of Chemical Technology
- Polymerization process and arrangement1 Sep 2026US 12,723,107 B2Borealis AG
- Method for producing resins from rubber chips16 Jun 2026US 12,655,357 B2Compagnie Generale Des Etablissements Michelin
- Solution-Based Synthesis of Chalcogenide Polymers24 Sep 2026US 2026/0286031 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Method for Producing Copolymer Having Improved Oil Retainability27 Aug 2026US 2026/0250429 A1Kuraray Co., Ltd.
- Process and apparatus for the preparation of highly reactive polyisobutylene27 Aug 2026US 2026/0250436 A1Hindustan Petroleum Corporation Limited
- Ethylene/a-olefin copolymer for solar cell encapsulation film and use thereof13 Aug 2026US 2026/0234303 A1Wanhua Chemical Group Co., Ltd.
- Ultraviolet light absorbing agent23 Jul 2026US 2026/0209473 A1Miyoshi Oil & Fat Co., Ltd.
Most cited
By later US patents
- Diluent and inert gas recovery from a polymerization process501US 4,501,885 APhillips Petroleum Company · 1985
- Method for depositing a fluorocarbonsulfonic acid polymer on a support from a solution104US 4,661,411 AThe Dow Chemical Company · 1987
- Methods and systems for generating nanoparticles73US 8,618,240 B2Cerulean Pharma Inc. · 2013
- Ball joint forming method and apparatus therefor61US 4,290,181 AThe Bendix Corporation · 1981
- Bioadhesive polymer compositions59US 6,297,337 B1PMD Holdings Corp. · 2001