C08B 11/12
Substituted with carboxylic radicals
Official title: substituted with carboxylic radicals {, e.g. carboxymethylcellulose [CMC]}
C08B11/12 (Substituted with carboxylic radicals) appears on 173 US grants and 214 published applications in this corpus.
Search patents in C08B- Granted patents
- 173
- Published applications
- 214
- Assignees
- 129
- Inventors
- 619
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 5 |
| 2004 | 1 | 6 |
| 2005 | 1 | 4 |
| 2006 | 4 | 12 |
| 2007 | 1 | 7 |
| 2008 | 0 | 7 |
| 2009 | 1 | 4 |
| 2010 | 3 | 8 |
| 2011 | 6 | 6 |
| 2012 | 5 | 9 |
| 2013 | 6 | 15 |
| 2014 | 5 | 6 |
| 2015 | 5 | 9 |
| 2016 | 10 | 7 |
| 2017 | 6 | 11 |
| 2018 | 5 | 9 |
| 2019 | 9 | 17 |
| 2020 | 8 | 10 |
| 2021 | 10 | 16 |
| 2022 | 12 | 13 |
| 2023 | 11 | 8 |
| 2024 | 9 | 8 |
| 2025 | 6 | 9 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Binder for positive electrode of lithium ion battery, slurry for forming positive electrode mixture layer of lithium ion battery, positive electrode for lithium ion battery, and lithium ion battery15 Sep 2026US 12,738,500 B2Tokyo University of Science Foundation
- Marine-biodegradation accelerator11 Aug 2026US 12,703,793 B2Nisshinbo Holdings Inc.
- Carboxymethyl cellulose hydrogel loaded with titanium oxide nanoparticles for wastewater treatment7 Oct 2025US 12,434,987 B1King Faisal University
- Taxane-lipid-polysaccharide dual conjugates, preparation methods thereof and uses thereof1 Jul 2025US 12,343,323 B2Santolecan Pharmaceuticals LLC
- Photo-coupled synergistically crosslinked hydrogel material and its composition, preparation method, use, product, and preparation kit11 Mar 2025US 12,247,089 B2Zhongshan Guanghe Medical Technology Co., Ltd
- Low viscosity cm-mfc17 Sep 2026US 2026/0274998 A1Suzano S.A.
- Modified carboxymethyl cellulose, their compositions and the uses thereof27 Aug 2026US 2026/0250428 A1ISP Investments Inc.
- A production process for totally biodegradable biopolymer from jute23 Jul 2026US 2026/0209480 A1
- Taxane-lipid-polysaccharide dual conjugates, preparation methods thereof and uses thereof9 Jul 2026US 2026/0191816 A1Santolecan Pharmaceuticals LLC
- Anionically modified cellulose nanofiber-containing powder16 Apr 2026US 2026/0103543 A1Nippon Paper Industries Co., Ltd.
Most cited
By later US patents
- Modified polysaccharides having improved absorbent properties and process for the preparation thereof160US 5,550,189 AKimberly-Clark Corporation · 1996
- Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same158US 8,461,129 B2Archer Daniels Midland Company · 2013
- Cellulose ethers and method of preparing the same121US 7,022,837 B2BKI Holding Corporation · 2006
- Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose90US 5,667,637 AWeyerhaeuser Company · 1997
- Derivatized microfibrillar polysaccharide83US 6,602,994 B1Hercules Incorporated · 2003