C08B 11/187
Preparation of cellulose ethers: with olefinic unsaturated groups
Official title: with olefinic unsaturated groups
C08B11/187 (Preparation of cellulose ethers: with olefinic unsaturated groups) appears on 9 US grants and 10 published applications in this corpus.
Search patents in C08B- Granted patents
- 9
- Published applications
- 10
- Assignees
- 10
- Inventors
- 31
- Latest grant
- 23 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 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 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Surface-modified cellulose nanofibres, bio composite resin composition and method for producing the same23 Apr 2019US 10,266,688 B2Teknologian tutkimuskeskus VTT Oy
- Flame retardant modified cellulosic nanomaterials (FR-CNs) prepared using phosphorus-containing monomers2 Jan 2018US 9,856,329 B2International Business Machines Corporation
- Flame retardant modified cellulosic nanomaterials (FR-CNs) prepared using phosphorus-containing monomers18 Apr 2017US 9,624,312 B2International Business Machines Corporation
- Raw cotton linters composition, method of making, and uses thereof8 May 2012US 8,173,799 B2Hercules Incorporated
- Dual functional cellulosic additives for latex compositions10 Dec 1996US 5,583,214 AUnion Carbide Chemicals & Plastics Technology Corporation
- Nanofibrillar cellulose hydrogel15 Jul 2021US 2021/0214510 A1Upm-Kymmene Corporation
- Method for producing modified cellulose fiber6 May 2021US 2021/0130499 A1Kao Corporation
- Free radical- and reactive oxygen species-reacting compounds2 Apr 2020US 2020/0102281 A1
- Method for producing modified cellulose fibers13 Feb 2020US 2020/0048373 A1Kao Corporation
- Flame retardant modified cellulosic nanomaterials (fr-cns) prepared using phosphorus-containing monomers27 Apr 2017US 2017/0114153 A1International Business Machines Corporation
Most cited
By later US patents
- Dual functional cellulosic additives for latex compositions20US 5,504,123 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Dual functional cellulosic additives for latex compositions12US 5,583,214 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Alkenyl methyl hydroxypropyl cellulose ethers and a process for their production6US 5,166,332 AWolff Walsrode AG · 1992
- Manufacturing method for cellulose ether having high degree of substitution2US 4,582,899 ADaicel Chemical Industries, Ltd. · 1986
- Raw cotton linters composition, method of making, and uses thereof1US 8,173,799 B2Hercules Incorporated · 2012