C08B 17/02
Apparatus for esterification or etherification of cellulose: for making organic esters of
Official title: for making organic esters of cellulose
C08B17/02 (Apparatus for esterification or etherification of cellulose: for making organic esters of) appears on 10 US grants and 10 published applications in this corpus.
Search patents in C08B- Granted patents
- 10
- Published applications
- 10
- Assignees
- 8
- Inventors
- 22
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 3 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Polymers, articles, and chemicals made from densified textile derived syngas26 Mar 2024US 11,939,406 B2Eastman Chemical Company
- Methods for biobased derivatization of cellulosic surfaces24 Aug 2021US 11,098,134 B2HS Manufacturing Group, LLC
- Methods for biobased derivatization of cellulosic surfaces29 Jun 2021US 11,046,789 B2HS Manufacturing Group, LLC
- Cellulose acetate and producing method therefor23 Feb 2021US 10,927,189 B2Daicel Corporation
- Methods for biobased derivatization of cellulosic surfaces4 Aug 2020US 10,730,959 B2HS Manufacturing Group, LLC
- Polymers, articles, and chemicals made from densified textile derived syngas18 Jul 2024US 2024/0239920 A1Eastman Chemical Company
- Polymers, articles, and chemicals made from densified textile derived syngas21 Apr 2022US 2022/0119987 A1Eastman Chemical Company
- Methods for biobased derivatization of cellulosic surfaces7 May 2020US 2020/0140575 A1HS Manufacturing Group, LLC
- Cellulose acetate and producing method therefor18 Jul 2019US 2019/0218312 A1Daicel Corporation
- Apparatus for continuously producing chemically-modified cellulose and method used in same20 Sep 2018US 2018/0265599 A1The Japan Steel Works, Ltd.
Most cited
By later US patents
- Methods for biobased derivatization of cellulosic surfaces2US 10,730,959 B2HS Manufacturing Group, LLC · 2020
- Methods for biobased derivatization of cellulosic surfaces1US 11,098,134 B2HS Manufacturing Group, LLC · 2021
- Polymers, articles, and chemicals made from densified textile derived syngas1US 11,939,406 B2Eastman Chemical Company · 2024
- Method and apparatus for acetylating cellulose1US 5,869,646 ADaicel Chemical Industries, Ltd. · 1999
- Apparatus for acetylating cellulose1US 5,928,613 ADaicel Chemical Industries, Ltd. · 1999