D06P 3/70
Material containing nitrile groups
D06P3/70 (Material containing nitrile groups) appears on 75 US grants and 28 published applications in this corpus.
Search patents in D06P- Granted patents
- 75
- Published applications
- 28
- Assignees
- 51
- Inventors
- 189
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 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 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- D06P 3/76Using basic dyes46
- D06P 3/702Dyeing of material in the gel state9
- D06P 3/72Using dispersed dyestuffs7
- D06P 3/701Using vat or sulfur dyes5
- D06P 3/74Using acid dyes5
- D06P 3/705Using polymeric dyes1
- D06P 3/708Using reactive dyes1
- D06P 3/704Using metallisable or mordant dyes or dyeing by cupro-ionic method0
All 10 subgroupsShow fewer
Recent patents
- Vapor phase infiltration as a tool to affix molecules to polymer surfaces13 May 2025US 12,297,592 B2Georgia Tech Research Corporation
- Printing of fiber blends, woven and non-woven or knit fabric29 Apr 2025US 12,286,749 B2Archroma IP GmbH
- Method for producing resin for optical component, resin for optical component, spectacle lens, and spectacles1 Jun 2021US 11,021,563 B2Hoya Lens Thailand Ltd.
- Reactive navy to black dye composition and dye product thereof23 Mar 2021US 10,954,392 B2Shanghai Kehua Dyestuff Industry Co., Ltd.
- Acrylonitrile-containing fiber dyeable with disperse dyes, method for producing same, and fiber product containing same1 Sep 2020US 10,760,185 B2Kaneka Corporation
- Colored fiber, method for manufacturing colored fiber, and fiber product23 Jan 2025US 2025/0027232 A1Kaneka Corporation
- Multi-fluid kit for textile printing12 Sep 2024US 2024/0301228 A1Hewlett-Packard Development Company, L. P.
- Dye recycling methods25 Apr 2024US 2024/0133117 A1Imperial College Innovations Limited
- Vapor phase infiltration as a tool to affix molecules to polymer surfaces18 Apr 2024US 2024/0125047 A1Georgia Tech Research Corporation
- Printing of fiber blends, woven and non-woven or knit fabric5 Oct 2023US 2023/0313450 A1Archroma IP GmbH
Most cited
By later US patents
- Dyeing process using quaternary ammonium salt as retarder76US 4,052,159 ABASF SE · 1977
- Cationic dyestuffs54US 3,971,807 ABayer Aktiengesellschaft · 1976
- Flame-resistant and high visibility fabric and apparel formed therefrom36US 6,787,228 B2Glen Raven, Inc. · 2004
- Process for improving polyamide, acrylic, aramid, cellulosic and polyester properties, and modified polymers produced thereby25US 5,855,623 AIntera Technologies, Inc. · 1999
- Method of dyeing using the combination of certain halogenated hydrocarbons and aromatic solvents in an aqueous dye admixture16US 4,131,424 AMilliken Research Corporation · 1978