C09C 1/34
Compounds of chromium
Official title: Compounds of chromium {(C09C1/0009, C09C1/0015, C09C1/0078, C09C1/08, C09C1/20 take precedence)}
C09C1/34 (Compounds of chromium) appears on 94 US grants and 94 published applications in this corpus.
Search patents in C09C- Granted patents
- 94
- Published applications
- 94
- Assignees
- 71
- Inventors
- 277
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 1 |
| 2005 | 0 | 4 |
| 2006 | 2 | 4 |
| 2007 | 2 | 6 |
| 2008 | 2 | 4 |
| 2009 | 1 | 4 |
| 2010 | 4 | 9 |
| 2011 | 1 | 5 |
| 2012 | 8 | 3 |
| 2013 | 5 | 8 |
| 2014 | 1 | 10 |
| 2015 | 4 | 4 |
| 2016 | 5 | 3 |
| 2017 | 7 | 6 |
| 2018 | 2 | 0 |
| 2019 | 2 | 4 |
| 2020 | 1 | 2 |
| 2021 | 3 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Colored composite material21 Jan 2025US 12,202,773 B2HUBLOT SA, Geneve
- Cu—Cr—Zn—O based pigment14 May 2024US 11,981,582 B2Tomatec Co., Ltd.
- Inorganic particulate material suitable for use in polymeric films2 May 2023US 11,639,441 B2ImerTech SAS
- Porous metal oxide microspheres with varying pore sizes18 Oct 2022US 11,471,849 B2BASF SE
- Ceramic colours1 Mar 2022US 11,261,333 B2Merck Patent GmbH
- Fast Dispersing Pigment Brown 2920 Aug 2026US 2026/0242607 A1Sun Chemical Corporation
- Powders having improved dispersability and use thereof in compositions and articles of manufacture11 Sep 2025US 2025/0281372 A1Color Techniques, Inc.
- Colored Composite Material3 Apr 2025US 2025/0109070 A1HUBLOT SA, Geneve
- Method of preparing coated pigment and water-based ink composition containing coated pigment prepared thereby4 Jul 2024US 2024/0218186 A1Dong-A Pencil Co., Ltd.
- Cu-cr-zn-o based pigment21 Dec 2023US 2023/0406721 A1Tomatec Co., Ltd.
Most cited
By later US patents
- Electrophoretic particles, and processes for the production thereof510US 7,002,728 B2E Ink Corporation · 2006
- Electrophoretic particles and processes for the production thereof363US 6,822,782 B2E Ink Corporation · 2004
- Electrophoretic media and processes for the production thereof192US 7,230,750 B2E Ink Corporation · 2007
- Electrophoretic particles, and processes for the production thereof180US 7,247,379 B2E Ink Corporation · 2007
- Electrophoretic media and processes for the production thereof129US 7,375,875 B2E Ink Corporation · 2008