C09B 29/103
Of the naphthalene series
Official title: {of the naphthalene series}
C09B29/103 (Of the naphthalene series) appears on 73 US grants and 24 published applications in this corpus.
Search patents in C09B- Granted patents
- 73
- Published applications
- 24
- Assignees
- 36
- Inventors
- 145
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 8 |
| 2011 | 6 | 4 |
| 2012 | 3 | 1 |
| 2013 | 3 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Azo pigment, ink, paint, colorant for plastics, colored molded article, colorant for stationery and writing materials, printing agent, toner, dispersion and resist for color filters, and cosmetic material21 Apr 2026US 12,606,717 B2DIC Corporation
- Magenta inks17 Sep 2019US 10,414,930 B2Hewlett-Packard Development Company, L. P.
- Method and apparatus for identifying geographic locations12 Jun 2018US 9,995,586 B2Stichting Mapcode Foundation
- Ink jet recording ink15 Aug 2017US 9,732,242 B2FUJIFILM Corporation
- Method and apparatus for identifying geographic locations28 Jun 2016US 9,377,311 B2Stichting Mapcode Foundation
- Azo pigment, ink, paint, colorant for plastics, colored molded article, colorant for stationery and writing materials, printing agent, toner, dispersion and resist for color filters, and cosmetic material14 Mar 2024US 2024/0084155 A1DIC Corporation
- Magenta inks26 Jan 2017US 2017/0022383 A1Hewlett-Packard Development Company, L. P.
- Method and apparatus for identifying geographic locations15 Dec 2016US 2016/0363453 A1Stichting Mapcode Foundation
- Ink jet recording ink13 Oct 2016US 2016/0297980 A1FUJIFILM Corporation
- Method and apparatus for identifying geographic locations8 Jan 2015US 2015/0012214 A1TomTom International B.V.
Most cited
By later US patents
- Method and apparatus for identifying geographic locations48US 9,995,586 B2Stichting Mapcode Foundation · 2018
- Helichromic-smectic liquid crystal compositions and display cells22US 4,514,045 AMinnesota Mining and Manufacturing Company · 1985
- Composite pigments and process for their preparation21US 4,486,237 AMontefluous S.p.A. · 1984
- Cleavable aromatic nitro compounds18US 4,139,389 AEastman Kodak Company · 1979
- Photographic products and processes employing novel nondiffusible heterocyclylazonaphthol dye-releasing compounds16US 4,207,104 AEastman Kodak Company · 1980