D06M 11/385
Saponification of cellulose-acetate
Official title: {Saponification of cellulose-acetate}
D06M11/385 (Saponification of cellulose-acetate) appears on 5 US grants and 2 published applications in this corpus.
Search patents in D06M- Granted patents
- 5
- Published applications
- 2
- Assignees
- 4
- Inventors
- 12
- Latest grant
- 12 Oct 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 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 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cellulosic materials having composite crystalline structure12 Oct 2004US 6,802,869 B2SK Chemicals Co., Ltd.
- Cellulosic materials having composite crystalline structure26 Mar 2002US 6,361,862 B1SK Chemicals Co., Ltd.
- Process for producing two-toned lustrous effects in dyed fabrics19 Dec 1995US 5,476,518 AA. Wimpfheimer & Bro., Inc.
- Filter tow and method for its manufacture as well as tobacco smoke filter element and method for its manufacture27 Jun 1995US 5,427,852 ARhone-Poulenc Rhodia Aktiengesellschaft
- Process for recycling polyester/cotton blends17 Aug 1993US 5,236,959 AHoechst Celanese Corporation
Most cited
By later US patents
- Process for recycling polyester/cotton blends41US 5,236,959 AHoechst Celanese Corporation · 1993
- Filter tow and method for its manufacture as well as tobacco smoke filter element and method for its manufacture14US 5,427,852 ARhone-Poulenc Rhodia Aktiengesellschaft · 1995
- Process for producing two-toned lustrous effects in dyed fabrics4US 5,476,518 AA. Wimpfheimer & Bro., Inc. · 1995
- Cellulosic materials having composite crystalline structure4US 6,361,862 B1SK Chemicals Co., Ltd. · 2002
- Cellulosic materials having composite crystalline structure1US 6,802,869 B2SK Chemicals Co., Ltd. · 2004