C09D 101/32
Cellulose ether-esters
C09D101/32 (Cellulose ether-esters) appears on 22 US grants and 26 published applications in this corpus.
Search patents in C09D- Granted patents
- 22
- Published applications
- 26
- Assignees
- 18
- Inventors
- 45
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 8 |
| 2018 | 1 | 4 |
| 2019 | 8 | 4 |
| 2020 | 3 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof23 Apr 2024US 11,965,117 B2Murata Manufacturing Co., Ltd.
- Coating composition, drug-containing particle, solid preparation and method for preparing drug-containing particle6 Jul 2021US 11,052,051 B2Shin-Etsu Chemical Co., Ltd.
- Esterified cellulose ethers comprising phthalyl groups16 Mar 2021US 10,947,322 B2Nutrition & Biosciences USA 1, LLC
- Soft magnetic material powder manufacturing method3 Nov 2020US 10,825,590 B2Murata Manufacturing Co., Ltd.
- Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof16 Jun 2020US 10,685,768 B2Murata Manufacturing Co., Ltd.
- Thermally activated biobased polymeric coating compositions on paper and paperboard substrates6 Mar 2025US 2025/0075430 A1Solenis Technologies, L.P.
- Moisture and oil barrier12 Sep 2024US 2024/0301628 A1Kemira Oyj
- Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof25 Feb 2021US 2021/0054218 A1Murata Manufacturing Co., Ltd.
- Soft magnetic material powder and manufacturing method thereof, and magnetic core and manufacturing method thereof13 Aug 2020US 2020/0258664 A1Murata Manufacturing Co., Ltd.
- Esterified cellulose ethers comprising phthalyl groups9 Jan 2020US 2020/0010572 A1Dow Global Technologies LLC
Most cited
By later US patents
- Acid-curable cellulose esters containing melamine pendent groups47US 5,182,379 AEastman Kodak Company · 1993
- Carboxyalkyl cellulose esters25US 5,668,273 AEastman Chemical Company · 1997
- Process for preparing carboxyalkyl cellulose esters24US 5,792,856 A1998
- Use of carboxymethyl cellulose acetate butyrate as a precoat or size for cellulosic man-made fiber boards24US 7,026,470 B2Eastman Chemical Company · 2006
- Compositions comprising neutralized polysaccharide derivatives11US 5,521,292 AAsahi Kasei Kabushiki Kaisha · 1996