B41M 5/3336
Sulfur compounds
Official title: {Sulfur compounds, e.g. sulfones, sulfides, sulfonamides}
B41M5/3336 (Sulfur compounds) appears on 239 US grants and 147 published applications in this corpus.
Search patents in B41M- Granted patents
- 239
- Published applications
- 147
- Assignees
- 72
- Inventors
- 428
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 12 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 15 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 4 |
| 2002 | 4 | 5 |
| 2003 | 8 | 9 |
| 2004 | 7 | 13 |
| 2005 | 10 | 15 |
| 2006 | 9 | 9 |
| 2007 | 9 | 7 |
| 2008 | 4 | 2 |
| 2009 | 1 | 4 |
| 2010 | 1 | 4 |
| 2011 | 5 | 12 |
| 2012 | 6 | 4 |
| 2013 | 8 | 8 |
| 2014 | 12 | 7 |
| 2015 | 6 | 4 |
| 2016 | 4 | 4 |
| 2017 | 3 | 3 |
| 2018 | 4 | 7 |
| 2019 | 5 | 4 |
| 2020 | 2 | 8 |
| 2021 | 4 | 1 |
| 2022 | 4 | 4 |
| 2023 | 2 | 3 |
| 2024 | 0 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming method, image forming apparatus, and image forming system2 Jun 2026US 12,644,226 B2Konica Minolta, Inc.
- Heat-sensitive recording material2 Sep 2025US 12,403,712 B2Oji Holdings Corporation
- Polymorphic forms of N-(4-((4-(3-phenylureido)phenyl)sulfonyl)phenyl)benzolsulfonamide13 Jun 2023US 11,673,859 B2Koehler Paper SE
- Thermosensitive recording medium7 Feb 2023US 11,571,921 B2Ricoh Company, Ltd.
- Recording material and compound20 Dec 2022US 11,529,819 B2Nippon Soda Co., Ltd.
- Heat-sensitive recording material31 Jul 2025US 2025/0242626 A1Oji Holdings Corporation
- Thermosensitive recording medium3 Jul 2025US 2025/0214362 A1Nippon Paper Industries Co., Ltd.
- Color developer, thermal recording material, and thermal recording layer coating material5 Dec 2024US 2024/0399776 A1Sanko Co., Ltd.
- Heat-sensitive recording body5 Dec 2024US 2024/0399777 A1Oji Holdings Corporation
- Thermosensitive recording material26 Sep 2024US 2024/0316975 A1
Most cited
By later US patents
- Reversible multi-color thermal recording medium66US 5,710,094 ANippon Paper Industries Co., Ltd. · 1998
- Thermal imaging system59US 6,801,233 B2Polaroid Corporation · 2004
- Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium44US 5,432,534 ARicoh Company, Ltd. · 1995
- Thermal imaging system44US 6,906,735 B2Polaroid Corporation · 2005
- Information recording-displaying card, image processing method using same, and image processor38US 6,989,349 B2Mitsubishi Plastics, Inc. · 2006