C09B 47/062
Having alkyl radicals linked directly to the pc skeleton
Official title: {having alkyl radicals linked directly to the Pc skeleton; having carboxylic groups directly linked to the skeleton, e.g. phenyl}
C09B47/062 (Having alkyl radicals linked directly to the pc skeleton) appears on 15 US grants and 7 published applications in this corpus.
Search patents in C09B- Granted patents
- 15
- Published applications
- 7
- Assignees
- 14
- Inventors
- 42
- Latest grant
- 6 Dec 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Electron-deficient fluorous porphyrins and methods of making and their use in organic solar cells6 Dec 2016US 9,515,206 B2The University of South Dakota
- Organic colouring agents and coloured polymer compositions with a high stability to weathering15 Dec 2015US 9,212,272 B2Bayer MaterialScience AG
- Phthalocyanine dye with extended conjugation, ink and detection system using same15 Jul 2014US 8,778,073 B2Hewlett-Packard Development Company, L. P.
- Organic colouring agents and coloured polymer compositions with a high stability to weathering4 Feb 2014US 8,641,784 B2Bayer MaterialScience AG
- Coloring composition, method for production thereof, and coloring method29 Jan 2013US 8,361,218 B2Dainischiseika Color & Chemicals Mfg. Co., Ltd.
- Organic light-emitting device1 Jun 2017US 2017/0155054 A1Duk San Neolux Co., Ltd.
- Organic colouring agents and coloured polymer compositions with a high stability to weathering1 May 2014US 2014/0121309 A1Bayer MaterialScience AG
- Electron-deficient fluorous porphyrins and methods of making and their use in organic solar cells15 Aug 2013US 2013/0206231 A1The University of South Dakota
- Organic colouring agents and coloured polymer compositions with a high stability to weathering21 Jun 2012US 2012/0152150 A1Bayer MaterialScience AG
- Phthalocyanine dye with extended conjugation, ink and detection system using same25 Aug 2011US 2011/0204234 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Pigment composition29US 6,197,103 B1Zeneca Limited · 2001
- Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same23US 5,024,926 AMitsui Toatsu Chemicals, Inc. · 1991
- Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups11US 4,866,113 ASandoz Ltd. · 1989
- Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups5US 4,838,943 ASandoz Ltd. · 1989
- Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same5US 5,446,141 AMitsui Toatsu Chemicals, Inc. · 1995