C08J 2301/22
Cellulose xanthate
C08J2301/22 (Cellulose xanthate) appears on 19 US grants and 10 published applications in this corpus.
Search patents in C08J- Granted patents
- 19
- Published applications
- 10
- Assignees
- 15
- Inventors
- 37
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Instrinsically antimicrobial porosic matrix composites and method of manufacture thereof15 Sep 2026US 12,733,637 B2
- Instrinsically antimicrobial porosic matrix composites and method of manufacture thereof17 Oct 2023US 11,785,942 B2
- Method of manufacturing food packaging cellulosic films and food packaging cellulosic films thus produced15 Nov 2022US 11,499,024 B2Viskase Companies, Inc.
- Resin composition containing cellulose xanthate fine fibers19 Oct 2021US 11,149,134 B2Rengo Co., Ltd.
- Instrinsically antimicrobial porosic matrix composites and method of manufacture thereof22 Jun 2021US 11,039,611 B2
- New single-use packaging30 Jan 2025US 2025/0033851 A1Notpla Limited
- Process for fabrication of regenerated cellulose yarns derived from recycled waste feedstocks30 Jan 2025US 2025/0034757 A1Heiq Materials AG
- Dissolution method30 May 2024US 2024/0174769 A1Futamura Chemical UK Ltd.
- Instrinsically antimicrobial porosic matrix composites and method of manufacture thereof16 Nov 2023US 2023/0363380 A1
- Instrinsically antimicrobial porosic matrix composites and method of manufacture thereof17 Mar 2022US 2022/0079145 A1
Most cited
By later US patents
- Cellular cellulosic material containing a biocide agent and process for preparing same41US 5,441,742 AFinanciere Elysees Balzac · 1995
- Method for manufacturing of spherical cellulose particles17US 4,055,510 ACeskoslovenska akademie ved · 1977
- Porous shaped cellulose hydrate article with an improved cleaning effect17US 4,232,128 AHoechst Aktiengesellschaft · 1980
- Cellulose sponge using non-woody pulp as raw material and method of producing the same17US 5,435,844 ANihon Kotsu Sangyo Kabushiki Kaisha · 1995
- Filled foams of regenerated cellulose and process for the manufacturing of said foams5US 4,172,735 AAkzona Incorporated · 1979