D06P 3/40
Cellulose acetate
D06P3/40 (Cellulose acetate) appears on 15 US grants and 14 published applications in this corpus.
Search patents in D06P- Granted patents
- 15
- Published applications
- 14
- Assignees
- 22
- Inventors
- 51
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 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 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 3 |
| 2021 | 1 | 3 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- D06P 3/46Cellulose triacetate9
- D06P 3/42Using dispersed dyestuffs7
- D06P 3/403Using vat or sulfur dyes2
- D06P 3/406Using polymeric dyes1
- D06P 3/401Using acid dyes0
- D06P 3/402Using basic dyes0
- D06P 3/405Using metallisable or mordant dyes0
- D06P 3/407Preparing non-azo dyes on the material0
All 10 subgroupsShow fewer
Recent patents
- Pyridine and pyrimidine substituted triazine UV absorbers18 Feb 2025US 12,227,898 B2Archroma (Switzerland) GmbH
- Pyridine and pyrimidine substituted triazine UV absorbers12 Dec 2023US 11,840,804 B2Huntsman Textile Effects (Switzerland) GmbH
- Disperse azo dyes25 Oct 2022US 11,479,912 B2Huntsman Advanced Materials Licensing CH GmbH
- Environmentally-friendly processing method for dyeing denim fabric with zero discharge4 May 2021US 10,995,451 B2Kaiping Panther Textiles Co., Ltd.
- Dyeing or printing of manufactured natural polymer and synthetic hydrophobic fiber materials17 May 2005US 6,893,472 B2Ciba Specialty Chemicals Corporation
- Aqueous pigment dispersion and inkjet ink30 May 2024US 2024/0174882 A1DIC Corporation
- New Pyridine And Pyrimidine Substituted Triazine UV Absorbers28 Mar 2024US 2024/0102236 A1Huntsman Advanced Materials (Switzerland) GmbH
- Preparation of engineered fabrics with superior absorption properties5 Oct 2023US 2023/0313421 A1Welspun India Limited
- Processing fluid, set of processing fluid and ink, applying device, image forming device, applying method, and image forming method15 Sep 2022US 2022/0289993 A1Ricoh Company, Ltd.
- Processing fluid, set of processing fluid and ink, applying device, image forming device, applying method, and image forming method8 Sep 2022US 2022/0282107 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Dyed materials9US 5,607,483 AThe Secretary of State for Defence in her Britannic Majesty's Government of the U.K. of Great Britain and Northern Ireland · 1997
- Thermoplastic resin composition containing polyalkyleneoxy-substituted azo coloring agents having trifluoromethyl substituents8US 4,978,362 AMilliken Research Corporation · 1990
- Method for dyeing synthetic materials with vat dyestuffs7US 5,873,914 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1999
- Gas-fade inhibition7US 5,904,738 ACrompton & Knowles Corporation · 1999
- Coloration process5US 4,030,881 AImperial Chemical Industries PLC · 1977