B41K 3/121
Using stamping rollers having changeable characters
Official title: {using stamping rollers having changeable characters}
B41K3/121 (Using stamping rollers having changeable characters) appears on 67 US grants and 14 published applications in this corpus.
Search patents in B41K- Granted patents
- 67
- Published applications
- 14
- Assignees
- 40
- Inventors
- 100
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Numbering unit with universal lower part for vertical and horizontal numbering units21 Jul 2026US 12,686,222 B2Zeisergmbh
- Clamping fixation of numbering units30 Jun 2026US 12,668,074 B2Zeiser GmbH
- Device for alphanumeric labeling of securities20 Sep 2022US 11,446,919 B2Koenig & Bauer Aktiengesellschaft
- System and method for marking batches9 Nov 2021US 11,167,577 B2Vmi Holland B.V.
- Multicolour letterpress printing press having numbering cylinders and an additional printing3 Apr 2018US 9,931,832 B2Kba-Notasys SA
- Numbering Unit with Variable Print Wheel Width13 Feb 2025US 2025/0050667 A1
- Clamping Fixation of Numbering Units26 Dec 2024US 2024/0424816 A1Zeiser GmbH
- Numbering Unit with Universal Lower Part for Vertical and Horizontal Numbering Units29 Aug 2024US 2024/0286424 A1Zeisergmbh
- Devices and method for alphanumeric labeling of printed products, and security printing press10 Feb 2022US 2022/0040968 A1Koenig & Bauer Aktiengesellschaft
- System and method for marking batches26 Mar 2020US 2020/0094600 A1Vmi Holland B .V.
Most cited
By later US patents
- Apparatus for printing serial numbers with check digits21US 4,207,814 A1980
- Method and apparatus for the manufacture of freshly printed, numbered security papers cut to format19US 4,463,677 ADe La Rue Giori S. A. · 1984
- Process for processing security paper webs or security paper sheets to form bundles of security papers19US 4,677,910 ADe La Rue Giori S. A. · 1987
- Print drum for a postage meter19US 5,024,153 APitney Bowes Inc. · 1991
- Device for changing a numbering and imprinting device in a printing press18US 4,572,069 AHiedelberger Druckmaschinen AG · 1986