C02F 2103/38
Polymers
C02F2103/38 (Polymers) appears on 78 US grants and 82 published applications in this corpus.
Search patents in C02F- Granted patents
- 78
- Published applications
- 82
- Assignees
- 79
- Inventors
- 259
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 5 |
| 2004 | 0 | 0 |
| 2005 | 0 | 5 |
| 2006 | 3 | 5 |
| 2007 | 4 | 3 |
| 2008 | 2 | 2 |
| 2009 | 3 | 2 |
| 2010 | 3 | 1 |
| 2011 | 3 | 4 |
| 2012 | 2 | 3 |
| 2013 | 0 | 1 |
| 2014 | 5 | 4 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 5 |
| 2018 | 5 | 7 |
| 2019 | 1 | 5 |
| 2020 | 6 | 3 |
| 2021 | 2 | 5 |
| 2022 | 4 | 5 |
| 2023 | 1 | 4 |
| 2024 | 2 | 6 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for production polyhydroxybutyric acid resin6 Jan 2026US 12,516,154 B2Kaneka Corporation
- Method for purifying of waste water9 Dec 2025US 12,492,133 B2LG Chem.Ltd.
- Polymers, fluorinated ionic polymer networks, and methods related thereto7 Oct 2025US 12,434,219 B2The University of North Carolina at Chapel Hill
- Method for removing fluorine-containing compound from waste water29 Jul 2025US 12,371,349 B2Daikin Industries, Ltd.
- Wastewater purification method4 Feb 2025US 12,215,042 B2LG Chem.Ltd.
- Polymers, fluorinated ionic polymer networks, and methods related thereto21 May 2026US 2026/0138119 A1The University of North Carolina at Chapel Hill
- Cleaning plant with water treatment plant and method for water treatment25 Dec 2025US 2025/0388503 A1Ideen Schmiede Pauli eGbR
- System and method for treating waste water and process water5 Jun 2025US 2025/0178941 A1Amerapex Corporation
- Method for Purifying of Waste Water31 Oct 2024US 2024/0360006 A1LG Chem.Ltd.
- Aromatic polyester-degrading bacteria10 Oct 2024US 2024/0336506 A1Jeplan, Inc.
Most cited
By later US patents
- Process for treatment of aqueous environments containing a water soluble polymer74US 6,623,643 B2Microtek Medical Holdings, Inc. · 2003
- Removal of fluorinated surfactants from waste water40US 7,018,541 B23M Innovative Properties Company · 2006
- Method for recovering fluorinated emulsifiers32US 6,642,415 B13M Innovative Properties Company · 2003
- Process for storing liquid waste in salt cavities29US 4,577,999 AWintershall Aktiengesellschaft · 1986
- Method for purifying resin-containing waste liquor in the manufacture of cellulose pulps22US 4,921,613 ABoliden Aktiebolag · 1990