C08F 120/04
Acids
Official title: Acids; Metal salts or ammonium salts thereof
C08F120/04 (Acids) appears on 198 US grants and 300 published applications in this corpus.
Search patents in C08F- Granted patents
- 198
- Published applications
- 300
- Assignees
- 120
- Inventors
- 646
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 4 |
| 2010 | 1 | 2 |
| 2011 | 0 | 6 |
| 2012 | 5 | 13 |
| 2013 | 7 | 17 |
| 2014 | 9 | 21 |
| 2015 | 15 | 12 |
| 2016 | 11 | 25 |
| 2017 | 19 | 26 |
| 2018 | 18 | 15 |
| 2019 | 10 | 18 |
| 2020 | 18 | 22 |
| 2021 | 8 | 19 |
| 2022 | 10 | 29 |
| 2023 | 13 | 17 |
| 2024 | 16 | 17 |
| 2025 | 17 | 19 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Continuous polymerization reactor for super absorbent polymer and continuous polymerization reaction system6 Oct 2026US 12,753,249 B2LG Chem.Ltd.
- Crosslinkable aqueous polymer dispersions with aminoacid crosslinker for textile4 Aug 2026US 12,698,409 B2Arkema France
- Osidic dispersing agent5 May 2026US 12,617,968 B2Coatex
- Super absorbent polymer film and preparation method thereof14 Apr 2026US 12,600,849 B2LG Chem.Ltd.
- Water-based binder solutions for use in additive manufacturing processes7 Apr 2026US 12,595,392 B2General Electric Company
- Functionalized and non-functionalized amphiphilic polymers based on polyacrylic acid for the solubilization, isolation and molecular labelling of membrane proteins in aqueous media16 Jul 2026US 2026/0201090 A1CUBE BIOTECH GmbH
- Method for producing colour-stable super-absorber particles9 Jul 2026US 2026/0193423 A1BASF SE
- Water-based binder, and preparation method therefor and use thereof2 Jul 2026US 2026/0184834 A1Shenzhen Yanyi New Materials Co., Ltd.
- Molding material and resin molded article11 Jun 2026US 2026/0159670 A1Mitsubishi Chemical Corporation
- Conductive adhesive and preparation method thereof, negative electrode sheet and battery11 Jun 2026US 2026/0159724 A1Eve Power Co., Ltd.
Most cited
By later US patents
- Process for preparation of spontaneously-crosslinked alkali metal acrylate polymers188US 4,093,776 AKao Soap Co., Ltd. · 1978
- Water-absorbent resin and method for production thereof75US 6,107,358 ANippon Shokubai Co., Ltd. · 2000
- Process for preparing acrylic acid purified by crystallization from hydroxypropionic acid and apparatus therefore30US 8,198,481 B2Evonik Stockhausen GmbH · 2012
- Superabsorbent polymers and methods of making the same19US 8,481,784 B2Evonik Degussa GmbH · 2013
- Superabsorbent polymers and methods of making the same18US 8,293,941 B2Evonik Stockhausen GmbH · 2012