C08B 31/16
Ether-esters
C08B31/16 (Ether-esters) appears on 32 US grants and 20 published applications in this corpus.
Search patents in C08B- Granted patents
- 32
- Published applications
- 20
- Assignees
- 19
- Inventors
- 77
- Latest grant
- 5 Feb 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Modified starch material of biocompatible hemostasis5 Feb 2019US 10,195,312 B2
- Modified starch material of biocompatible hemostasis18 Sep 2018US 10,076,590 B2
- Process for molecular weight reduction of ethersuccinylated polysaccharides24 Jul 2018US 10,030,078 B2The Procter & Gamble Company
- Modified starch material of biocompatible hemostasis27 Jun 2017US 9,687,501 B2
- Modified starch material of biocompatible hemostasis3 Jan 2017US 9,533,005 B2
- Method for modifying polysaccharide material by sequenced homogeneous chemical functionalisation19 Oct 2023US 2023/0331873 A1Roquette Freres
- Method for modifying polysaccharide material by sequenced homogeneous chemical functionalisation29 Oct 2020US 2020/0339705 A1Roquette Freres
- Modified starch material of biocompatible hemostasis15 Jun 2017US 2017/0165404 A1
- Modified starch material of biocompatible hemostasis18 May 2017US 2017/0136054 A1
- Modified Starch Material of Biocompatible Hemostasis24 Nov 2016US 2016/0339143 A1
Most cited
By later US patents
- Modified starch emulsifier characterized by shelf stability66US 4,977,252 ANational Starch and Chemical Investment Holding Corporation · 1990
- Food products containing modified starch emulsifier27US 5,185,176 ANational Starch and Chemical Investment Holding Corporation · 1993
- Amphoteric starches used in papermaking27US 6,365,002 B1National Starch and Chemical Investment Holding Corporation · 2002
- Hydroxyalkylated starch ester and preparation and use thereof24US 6,369,215 B1Valtion Teknillinen Tutkimuskeskus · 2002
- Method of making a novel starch derivative and the product produced thereby19US 4,029,544 ANational Starch and Chemical Corporation · 1977