D01F 2/26
From nitrocellulose
Official title: from nitrocellulose
D01F2/26 (From nitrocellulose) appears on 5 US grants and 6 published applications in this corpus.
Search patents in D01F- Granted patents
- 5
- Published applications
- 6
- Assignees
- 5
- Inventors
- 9
- Latest grant
- 27 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 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 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for manufacturing fibrous yarn27 Jun 2023US 11,685,096 B2Spinnova Oy
- Continuous celluloid twin screw extrusion process10 Jan 2017US 9,539,752 B2General Dynamics Ordnance and Tactical Systems - Canada Valleyfield Inc.
- Method for the manufacture of fibrous yarn1 Dec 2015US 9,200,383 B2Spinnova Oy
- Cellulosic-liquid composite materials and process of preparing such materials14 Jun 1977US 4,029,726 AMoleculon Research Corporation
- Preparation of high permeability cellulose fibers containing enzymes30 Mar 1976US 3,947,325 ASNAMPROGETTI S.p. A.
- Method for manufacturing fibrous yarn31 Dec 2020US 2020/0406525 A1Spinnova Oy
- Method for the manufacture of fibrous yarn9 Jun 2016US 2016/0160399 A1Spinnova Oy
- Method for the manufacture of fibrous yarn21 Apr 2016US 2016/0108560 A1Spinnova Oy
- Method for the manufacture of fibrous yarn17 Sep 2015US 2015/0259830 A1Spinnova Oy
- Continuous celluloid twin screw extrusion process12 Feb 2015US 2015/0042008 A1General Dynamics Ordnance and Tactical Systems - Canada Valleyfield Inc.
Most cited
By later US patents
- Cellulosic-liquid composite materials and process of preparing such materials17US 4,029,726 AMoleculon Research Corporation · 1977
- Preparation of high permeability cellulose fibers containing enzymes14US 3,947,325 ASNAMPROGETTI S.p. A. · 1976
- Continuous celluloid twin screw extrusion process1US 9,539,752 B2General Dynamics Ordnance and Tactical Systems - Canada Valleyfield Inc. · 2017