B41F 5/04
Rotary letterpress machines: for printing on webs
Official title: for printing on webs
B41F5/04 (Rotary letterpress machines: for printing on webs) appears on 50 US grants and 51 published applications in this corpus.
Search patents in B41F- Granted patents
- 50
- Published applications
- 51
- Assignees
- 40
- Inventors
- 113
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 5 |
| 2017 | 0 | 1 |
| 2018 | 3 | 6 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 8 |
| 2023 | 1 | 2 |
| 2024 | 4 | 4 |
| 2025 | 4 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B41F 5/16For multicolour printing22
- B41F 5/06With several printing units in sequential arrangement15
- B41F 5/10With several printing units arranged side by side2
- B41F 5/12For printing on one side and on the other side of webs2
- B41F 5/08With several printing units in both superimposed and sequential arrangement1
- B41F 5/14With several impression cylinders arranged around a forme cylinder0
Recent patents
- Image registration in a can decorator21 Jul 2026US 12,686,203 B2Crown Packaging Technology, Inc.
- Method of operating a flexographic printing press, flexographic printing press, system, and sleeve for a flexographic printing forme16 Jun 2026US 12,654,434 B2Heidelberger Druckmaschinen AG
- Industrial printing apparatus7 Apr 2026US 12,594,755 B1
- Method and system for characterizing a printing plate on a press10 Mar 2026US 12,570,085 B2Advanced Vision Technology (A. V. T.) Ltd.
- Printing system18 Nov 2025US 12,472,761 B2Uteco Converting S.P.A.
- A method for producing a web of packaging material and an apparatus thereof17 Sep 2026US 2026/0274490 A1Tetra Laval Holdings & Finance S. A.
- Method for operating a printing machine for flexographic printing27 Nov 2025US 2025/0360705 A1Heidelberger Druckmaschinen AG
- Security device including microimage elements15 May 2025US 2025/0153499 A1De La Rue International Limited
- Inking system with pluarlity of fountain roller elements13 Mar 2025US 2025/0083435 A1Eastman Kodak Company
- Printing press and method for producing variable sheet lengths17 Oct 2024US 2024/0343036 A1manroland Goss web systems GmbH
Most cited
By later US patents
- Looped, elongate letterpieces printing plate for use on rotary presses, and method of preparation46US 4,535,694 A1985
- 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
- Dual substrate, single-pass printing process and substrates printed thereby33US 5,597,642 AKimberly-Clark Corporation · 1997
- Printing apparatus20US 4,628,816 A1986