B41M 5/155
Colour-developing components
Official title: Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders
B41M5/155 (Colour-developing components) appears on 316 US grants and 36 published applications in this corpus.
Search patents in B41M- Granted patents
- 316
- Published applications
- 36
- Assignees
- 83
- Inventors
- 380
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 16 | 0 |
| 1978 | 20 | 0 |
| 1979 | 10 | 0 |
| 1980 | 17 | 0 |
| 1981 | 13 | 0 |
| 1982 | 12 | 0 |
| 1983 | 19 | 0 |
| 1984 | 10 | 0 |
| 1985 | 10 | 0 |
| 1986 | 22 | 0 |
| 1987 | 8 | 0 |
| 1988 | 15 | 0 |
| 1989 | 16 | 0 |
| 1990 | 12 | 0 |
| 1991 | 14 | 0 |
| 1992 | 14 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 2 |
| 2005 | 0 | 5 |
| 2006 | 3 | 1 |
| 2007 | 3 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 2 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Primers with improved reflective and thermally insulative properties for microcapsule imaging system28 Jan 2025US 12,210,282 B2Polaroid IP B. V.
- Material composition for pressure measurement, material for pressure measurement, and material set for pressure measurement16 Apr 2024US 11,958,307 B2FUJIFILM Corporation
- Recording material and compound20 Dec 2022US 11,529,819 B2Nippon Soda Co., Ltd.
- Recording material and recording sheet28 Jun 2022US 11,370,240 B2Nippon Soda Co., Ltd.
- Material composition for pressure measurement, material for pressure measurement, and material set for pressure measurement25 Jan 2022US 11,230,130 B2FUJIFILM Corporation
- Primers with improved reflective and thermally insulative properties for microcapsule imaging system7 Dec 2023US 2023/0393460 A1Polaroid IP B. V.
- Material composition for pressure measurement, material for pressure measurement, and material set for pressure measurement17 Mar 2022US 2022/0080759 A1FUJIFILM Corporation
- Recording material and compound19 Mar 2020US 2020/0086669 A1Nippon Soda Co., Ltd.
- Recording material and recording sheet19 Dec 2019US 2019/0381820 A1Nippon Soda Co., Ltd.
- Material composition for pressure measurement, material for pressure measurement, and material set for pressure measurement18 Jul 2019US 2019/0219464 A1FUJIFILM Corporation
Most cited
By later US patents
- Biocatalytic process for preparing phenolic resins using peroxidase or oxidase enzyme129US 4,900,671 AThe Mead Corporation · 1990
- Anionically modified organophilic clays and their preparation103US 4,434,075 ANL Industries, Inc. · 1984
- Color developing ink containing aliphatic esters with 8-25 carbon atoms74US 4,262,936 AFuji Photo Film Co., Ltd. · 1981
- Scratch card, and method and apparatus for validation of the same34US 6,047,964 ASpectra Science Corporation · 2000
- Process for producing pressure-sensitive copy sheets using novel radiation curable coatings32US 4,091,122 AThe Mead Corporation · 1978