C12N 11/12
Cellulose or derivatives thereof
C12N11/12 (Cellulose or derivatives thereof) appears on 137 US grants and 100 published applications in this corpus.
Search patents in C12N- Granted patents
- 137
- Published applications
- 100
- Assignees
- 133
- Inventors
- 424
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 4 |
| 2011 | 1 | 2 |
| 2012 | 1 | 3 |
| 2013 | 6 | 11 |
| 2014 | 2 | 6 |
| 2015 | 3 | 2 |
| 2016 | 2 | 6 |
| 2017 | 1 | 6 |
| 2018 | 4 | 4 |
| 2019 | 4 | 6 |
| 2020 | 5 | 4 |
| 2021 | 2 | 12 |
| 2022 | 4 | 9 |
| 2023 | 7 | 2 |
| 2024 | 3 | 7 |
| 2025 | 4 | 0 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Immobilized enzymes for bioelectrocatalysis6 Jan 2026US 12,516,311 B2Anodyne Chemistries, Inc.
- Biochar as a microbial carrier23 Sep 2025US 12,421,176 B2Carbon Technology Holdings, LLC
- Composite resin molded product with adjusted decomposition rate, and production method therefor9 Sep 2025US 12,410,287 B2Panasonic Intellectual Property Management Co., Ltd.
- Systems and methods for growing a biofilm of probiotic bacteria on solid particles for colonization of bacteria in the gut12 Aug 2025US 12,385,031 B2Mybiotics Pharma Ltd.
- Hydrogels for the entrapment of bacteria8 Apr 2025US 12,269,764 B2University of Washington
- Improved Enzyme Sensor Membrane for Lactose1 Oct 2026US 2026/0297553 A1YSI Incorporated
- Compositions, devices and methods for the control in vitro of chemical microambient in cell cultures6 Aug 2026US 2026/0226408 A1Alma Mater Studiorum - Università di Bologna
- Biodegradable carrier for methanization and/or methanation reaction and method for manufacturing16 Jul 2026US 2026/0201317 A1
- Multifunctional damage responsive polymeric fiber14 May 2026US 2026/0132081 A1Drexel University
- Immobilized enzymes for bioelectrocatalysis14 May 2026US 2026/0132397 A1Anodyne Chemistries, Inc.
Most cited
By later US patents
- Three-layered membrane for use in an electrochemical sensor system301US 5,773,270 AChiron Diagnostics Corporation · 1998
- Enzyme immobilization with a hydrolyzed polysaccharide graft copolymer173US 4,845,035 AThe United States of America as represented by the Secretary of Agriculture · 1989
- Dissolution and processing of cellulose using ionic liquids152US 6,824,599 B2University of Alabama · 2004
- Cellulose matrix encapsulation and method122US 6,808,557 B2PG Research Foundation · 2004
- Method of covalently binding biologically active organic substances to polymeric substances90US 4,415,665 APharmacia Fine Chemicals AB · 1983