C09B 29/0803
Containing so3h, oso3h
Official title: {containing SO3H, OSO3H}
C09B29/0803 (Containing so3h, oso3h) appears on 40 US grants and 12 published applications in this corpus.
Search patents in C09B- Granted patents
- 40
- Published applications
- 12
- Assignees
- 20
- Inventors
- 69
- Latest grant
- 28 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 9 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Reaction accelerating agent28 Dec 2021US 11,208,675 B2Kikkoman Corporation
- Compound for generating second harmonic of light, dye composition for generating second harmonic of light, and cell examination method18 Jul 2017US 9,709,555 B2Keio University
- Water soluble and water fast dyes for ink jet printing22 Nov 2016US 9,499,707 B2Rex-Tone Industries Ltd
- Liquid laundry detergent2 Feb 2016US 9,249,379 B2Conopco, Inc.
- Anionic azo dyestuffs for coloring keratin-containing fibers21 Oct 2014US 8,864,849 B1Henkel AG & Co. KGaA
- Ink set, ink cartridge, ink jet printer, and ink jet recording method9 Jul 2020US 2020/0216701 A1FUJIFILM Corporation
- Ink set, ink cartridge, ink jet printer, and ink jet recording method9 Jul 2020US 2020/0216702 A1FUJIFILM Corporation
- Reaction accelerating agent3 Oct 2019US 2019/0300929 A1Kikkoman Corporation
- Compound for generating second harmonic of light, dye composition for generating second harmonic of light, and cell examination method28 Apr 2016US 2016/0116460 A1Keio University
- Liquid laundry detergent11 Jun 2015US 2015/0159121 A1Conopco, Inc.
Most cited
By later US patents
- Nitrogen and/or sulfur containing heterocyclic azo dyes with aniline, tetrahydroquinoline and benzomorpholine couplers having sulfate group22US 4,255,326 AEastman Kodak Company · 1981
- Azo dyes derived from 5-membered heterocyclic amines and aromatic amine couplers containing sulfo groups, or salts thereof20US 4,282,144 AEastman Kodak Company · 1981
- Process for dyeing blended nylon carpet material13US 4,043,749 AAmerican Color & Chemical Corporation · 1977
- Heterocyclic azo dyes with couplers having sulfoaralkyl groups13US 4,459,229 AEastman Kodak Company · 1984
- Process for coloring fiber materials with azo dyestuff containing --SO.sub.2 CH.sub.2 CH.sub.2 OSO.sub.3 H and --N(CH.sub.2 CH.sub.2 OSO.sub. H).sub.2 groups12US 4,283,196 AAmerican Hoechst Corporation · 1981