B41M 1/02
Letterpress printing
Official title: Letterpress printing, e.g. book printing
B41M1/02 (Letterpress printing) appears on 303 US grants and 421 published applications in this corpus.
Search patents in B41M- Granted patents
- 303
- Published applications
- 421
- Assignees
- 212
- Inventors
- 852
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 10 |
| 2003 | 10 | 16 |
| 2004 | 8 | 17 |
| 2005 | 9 | 23 |
| 2006 | 13 | 10 |
| 2007 | 5 | 16 |
| 2008 | 0 | 15 |
| 2009 | 5 | 9 |
| 2010 | 9 | 9 |
| 2011 | 4 | 16 |
| 2012 | 6 | 13 |
| 2013 | 7 | 15 |
| 2014 | 14 | 18 |
| 2015 | 6 | 23 |
| 2016 | 23 | 17 |
| 2017 | 10 | 17 |
| 2018 | 9 | 20 |
| 2019 | 14 | 16 |
| 2020 | 14 | 22 |
| 2021 | 12 | 28 |
| 2022 | 16 | 24 |
| 2023 | 21 | 13 |
| 2024 | 15 | 17 |
| 2025 | 14 | 18 |
| 2026 | 8 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electroluminescent flexographic printing ink and preparation method thereof22 Sep 2026US 12,742,079 B2Beijing Institute of Graphic Communication
- Systems and methods for fabricating tote bags7 Jul 2026US 12,673,477 B2Freedom, Inc.
- Method for smoother tonal response in flexographic printing26 May 2026US 12,636,900 B2Esko Software BV
- Method for producing printing plate and printing method5 May 2026US 12,619,155 B2Asahi Kasei Kabushiki Kaisha
- Thermally resistant aqueous inks28 Apr 2026US 12,612,526 B2Sun Chemical Corporation
- Reusable cliché tape for removably attaching a flexographic printing cliché8 Oct 2026US 2026/0307418 A1ORAFOL Europe GmbH
- Method for smoother tonal response in flexographic printing17 Sep 2026US 2026/0273977 A1Esko Software BV
- A method for producing a web of packaging material and an apparatus thereof17 Sep 2026US 2026/0274490 A1Tetra Laval Holdings & Finance S. A.
- Printable Medium, Printed Article, and Related Methods3 Sep 2026US 2026/0258270 A1Flexotronix Limited
- Method and system for applying a reveal film to a greeting card20 Aug 2026US 2026/0241733 A1
Most cited
By later US patents
- Flexographic coating and/or printing method and apparatus including interstation driers82US 4,939,992 ABirow, Inc. · 1990
- Thermoplastic/thermoset hybrid foams and methods for making same64US 6,323,251 B12001
- Microcontact printing of catalytic colloids57US 6,060,121 APresident and Fellows of Harvard College · 2000
- Method for making coated and printed packaging material on a printing press55US 4,898,752 AWestvaco Corporation · 1990
- Process for applying electrode layers to a polymer electrolyte membrane strip for fuel cells39US 6,500,217 B1Degussa-Huls AG · 2002