C08F 251/02
On to cellulose or derivatives thereof
Official title: on to cellulose or derivatives thereof
C08F251/02 (On to cellulose or derivatives thereof) appears on 224 US grants and 205 published applications in this corpus.
Search patents in C08F- Granted patents
- 224
- Published applications
- 205
- Assignees
- 161
- Inventors
- 556
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 1 | 7 |
| 2004 | 7 | 11 |
| 2005 | 5 | 7 |
| 2006 | 8 | 6 |
| 2007 | 0 | 10 |
| 2008 | 2 | 12 |
| 2009 | 2 | 3 |
| 2010 | 9 | 9 |
| 2011 | 9 | 16 |
| 2012 | 4 | 8 |
| 2013 | 9 | 12 |
| 2014 | 5 | 8 |
| 2015 | 5 | 6 |
| 2016 | 7 | 11 |
| 2017 | 9 | 9 |
| 2018 | 9 | 9 |
| 2019 | 2 | 7 |
| 2020 | 6 | 6 |
| 2021 | 5 | 9 |
| 2022 | 3 | 10 |
| 2023 | 8 | 7 |
| 2024 | 8 | 8 |
| 2025 | 4 | 9 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cellulose nanocrystal powder and preparation method and use thereof25 Nov 2025US 12,479,944 B2Qingdao University of Science and Technology
- Thermally crosslinked poly(glucuronic acid)-chitosan films with high oxygen and water vapor barrier properties8 Jul 2025US 12,351,664 B2Georgia Tech Research Corporation
- Polyester polymer nanocomposites21 Jan 2025US 12,202,967 B2Kintra Fibers, Inc.
- Polysaccharide-polyamine copolymers for removal of phosphate7 Jan 2025US 12,186,336 B2Howard University
- Scalable preparation of Janus particles with high naturality24 Dec 2024US 12,173,103 B2The Trustees of the University of Pennsylvania
- Grafted polymer of mono-unsaturated polycarboxylic acid as dyeing auxiliary or as re-tanning agent for leather9 Apr 2026US 2026/0098312 A1Stahl International B.V.
- Polyester polymer nanocomposites30 Oct 2025US 2025/0333596 A1Kintra Fibers, Inc.
- Polymer/cellulose nanocrystal-based nanocomposite and method of making same3 Jul 2025US 2025/0215131 A1
- Composite material and method for producing same, and crosslinking agent26 Jun 2025US 2025/0206938 A1Osaka University
- Electrode material, electrode, battery and method for forming the electrode material26 Jun 2025US 2025/0210665 A1Industrial Technology Research Institute
Most cited
By later US patents
- Affinity matrices of modified polysaccharide supports427US 5,059,654 ACuno Incorporated · 1991
- Cured cellulose ester, method of curing same, and use thereof259US 4,454,295 AUCO Optics, Inc. · 1984
- Crosslinkable macromers bearing initiator groups161US 6,007,833 ASurModics, Inc. · 1999
- Crosslinkable macromers bearing initiator groups112US 6,156,345 ASurModics, Inc. · 2000
- Binder and wood board product from maillard reactants84US 7,655,711 B2Knauf Insulation, Inc. · 2010