C08B 1/08
Alkali cellulose
C08B1/08 (Alkali cellulose) appears on 97 US grants and 121 published applications in this corpus.
Search patents in C08B- Granted patents
- 97
- Published applications
- 121
- Assignees
- 59
- Inventors
- 242
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 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 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 7 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 5 |
| 2012 | 0 | 7 |
| 2013 | 3 | 5 |
| 2014 | 5 | 8 |
| 2015 | 6 | 7 |
| 2016 | 10 | 5 |
| 2017 | 7 | 4 |
| 2018 | 3 | 2 |
| 2019 | 6 | 4 |
| 2020 | 2 | 5 |
| 2021 | 7 | 8 |
| 2022 | 3 | 15 |
| 2023 | 4 | 3 |
| 2024 | 5 | 6 |
| 2025 | 5 | 12 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for pretreating refined cotton and method of use of same16 Jun 2026US 12,655,232 B2Hubei Jinhanjiang Refined Cotton Co., Ltd.
- Method for producing hydroxyalkyl alkyl cellulose20 Jan 2026US 12,528,885 B2Shin-Etsu Chemical Co., Ltd.
- Efficient methods and compositions for recovery of products from organic acid pretreatment of plant materials25 Nov 2025US 12,480,255 B2Pierson Capital Environmental (Beijing) Limited
- Efficient methods and compositions for recovery of products from organic acid pretreatment of plant materials30 Sep 2025US 12,428,785 B2Pierson Capital Environmental (Beijing) Limited
- Porous cellulose and method for producing same5 Aug 2025US 12,378,381 B2Daicel Corporation
- A fabric with regenerated cellulose25 Jun 2026US 2026/0176794 A1Treetotextile AB
- Porous cellulose particles4 Jun 2026US 2026/0151308 A1Kao Corporation
- Sustainable process for preparing cellulose- based, biodegradable resins and products prepared therefrom21 May 2026US 2026/0139076 A1
- Methods for Preparing Self-Structured Cellulose Aerogel Materials from Hydrogel and Their Applications30 Apr 2026US 2026/0117037 A1
- Multi-scaled cellulosic networks16 Apr 2026US 2026/0102742 A1Khalifa University of Science and Technology
Most cited
By later US patents
- Cellulose ethers and method of preparing the same121US 7,022,837 B2BKI Holding Corporation · 2006
- Process for the production of polyester resins48US 4,376,171 A1983
- Process to break down cellulose polymers and produce cellular solid or solid reaction products38US 4,226,982 A1980
- Process for the production of polyester resins38US 4,339,366 A1982
- Viscose product35US 7,390,566 B2Weyerhaeuser Company · 2008