D06P 3/79
Polyolefins
D06P3/79 (Polyolefins) appears on 65 US grants and 54 published applications in this corpus.
Search patents in D06P- Granted patents
- 65
- Published applications
- 54
- Assignees
- 62
- Inventors
- 207
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 8 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 0 | 2 |
| 2013 | 2 | 1 |
| 2014 | 1 | 4 |
| 2015 | 0 | 4 |
| 2016 | 1 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 5 |
| 2020 | 2 | 3 |
| 2021 | 3 | 0 |
| 2022 | 0 | 6 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D06P 3/794Using dispersed dyes21
- D06P 3/791Using acid dyes11
- D06P 3/795Using metallisable or mordant dyes, dyeing premetallised fibres9
- D06P 3/792Using basic dyes5
- D06P 3/798Using reactive dyes4
- D06P 3/796Using polymeric dyes3
- D06P 3/793Using vat or sulfur dyes2
- D06P 3/797Preparing non-azo dyes on the material1
All 9 subgroupsShow fewer
Recent patents
- Surface modifying composition, modified product, and method of producing modified product24 Mar 2026US 12,583,987 B2Fukuoka University
- High performance fibres composite sheet22 Jul 2025US 12,365,771 B2Avient Protective Materials B.V.
- Surface modifying agents, modified materials and methods15 Aug 2023US 11,725,099 B2Celgard, LLC
- Method for producing a pigmented polymer material9 May 2023US 11,643,510 B2Smart Coloring GmbH
- Highly functional polyethylene fiber, and dyed highly functional polyethylene fiber26 Oct 2021US 11,155,936 B2Toyobo Co., Ltd.
- Colored polypropylene resin composition and method of producing the composition12 Feb 2026US 2026/0043195 A1Canon Kabushiki Kaisha
- Colorants in nylon fiber9 Oct 2025US 2025/0314010 A1Techmer Pm, LLC
- Surface modifying agents, modified materials and methods30 Nov 2023US 2023/0383106 A1Celgard, LLC
- Surface modifying composition, modified product, and method of producing modified product9 Feb 2023US 2023/0041238 A1Fukuoka University
- Colored polypropylene resin composition and method of producing the composition8 Dec 2022US 2022/0389651 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Durable adhesive-based ink-printed polyolefin nonwovens70US 5,695,855 AKimberly-Clark Worldwide, Inc. · 1997
- Dyeable polyolefin compositions and method27US 5,576,366 ALyondell Petrochemical Company · 1996
- Process for dyeing polymeric fibers19US 5,358,537 AShaw Industries Ltd. · 1994
- Method of activating polymers15US 3,940,377 APolymer Research Corp. of America · 1976
- Method of dyeing polypropylene fiber with more than one color15US 5,447,539 ADKE Incorporated · 1995