B41F 5/00
Rotary letterpress machines
Official title: Rotary letterpress machines {(office printing machines B41L15/00)}
B41F5/00 (Rotary letterpress machines) appears on 441 US grants and 434 published applications in this corpus.
Search patents in B41F- Granted patents
- 441
- Published applications
- 434
- Assignees
- 247
- Inventors
- 827
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 2 |
| 2002 | 5 | 8 |
| 2003 | 11 | 8 |
| 2004 | 9 | 7 |
| 2005 | 0 | 15 |
| 2006 | 5 | 13 |
| 2007 | 6 | 6 |
| 2008 | 2 | 11 |
| 2009 | 3 | 8 |
| 2010 | 2 | 11 |
| 2011 | 2 | 14 |
| 2012 | 2 | 10 |
| 2013 | 5 | 14 |
| 2014 | 12 | 31 |
| 2015 | 26 | 38 |
| 2016 | 31 | 33 |
| 2017 | 14 | 26 |
| 2018 | 19 | 19 |
| 2019 | 17 | 22 |
| 2020 | 19 | 14 |
| 2021 | 11 | 28 |
| 2022 | 22 | 29 |
| 2023 | 23 | 15 |
| 2024 | 17 | 26 |
| 2025 | 20 | 19 |
| 2026 | 15 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B41F 5/24Rotary letterpress machines: for flexographic printing361
- B41F 5/04Rotary letterpress machines: for printing on webs50
- B41F 5/20Rotary letterpress machines: specially adapted for proof printing31
- B41F 5/02Rotary letterpress machines: for printing on sheets18
- B41F 5/22Rotary letterpress machines: for indirect printing9
Recent patents
- Electroluminescent flexographic printing ink and preparation method thereof22 Sep 2026US 12,742,079 B2Beijing Institute of Graphic Communication
- Converting machine with inversion transfer module1 Sep 2026US 12,722,924 B2Bobst Lyon
- Image registration in a can decorator21 Jul 2026US 12,686,203 B2Crown Packaging Technology, Inc.
- Systems and methods for fabricating tote bags7 Jul 2026US 12,673,477 B2Freedom, Inc.
- Washout processor and washing method23 Jun 2026US 12,663,723 B2FUJIFILM Corporation
- A method for producing a web of packaging material and an apparatus thereof17 Sep 2026US 2026/0274490 A1Tetra Laval Holdings & Finance S. A.
- Chambered doctor-blade seal assembly, doctor-blade chamber seal, and method for same3 Sep 2026US 2026/0257468 A1Agergaard Graphic Supplies GmbH
- Printing unit and method to change printing rollers in a printing unit13 Aug 2026US 2026/0233510 A1Bobst Firenze S.R.L.
- Device for processing sheets and/or webs30 Jul 2026US 2026/0217016 A1Kolbus Group GmbH
- Printing plate for transferring an ink, printing system, and method for printing on a container11 Jun 2026US 2026/0158778 A1Ardagh Metal Packaging Europe GmbH
Most cited
By later US patents
- Multi-color rotary press49US 4,361,089 AMagna-Graphics Corporation · 1982
- Looped, elongate letterpieces printing plate for use on rotary presses, and method of preparation46US 4,535,694 A1985
- Automated printing press with reinsertion registration control45US 5,570,633 AComco Machinery, Inc. · 1996
- Substrate printed by a single substrate, repeat-pass printing process40US 5,566,616 AKimberly-Clark Corporation · 1996
- Single substrate, repeat-pass printing process36US 5,562,037 AKimberly-Clark Corporation · 1996