B41F 31/025
Ducts formed between two rollers
Official title: {Ducts formed between two rollers}
B41F31/025 (Ducts formed between two rollers) appears on 22 US grants and 11 published applications in this corpus.
Search patents in B41F- Granted patents
- 22
- Published applications
- 11
- Assignees
- 12
- Inventors
- 31
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Linear ink dispensing system1 Apr 2025US 12,263,671 B2Bobst Firenze S.R.L.
- Ink dispensing system using pressure28 May 2024US 11,993,071 B2Bobst Firenze S.R.L.
- System for applying a product by roller19 Mar 2024US 11,931,771 B2
- Inking system with embedded colour correction20 Sep 2022US 11,446,922 B2Bobst Firenze S.R.L.
- Inking system with minimal ink storage12 Jul 2022US 11,383,510 B2Bobst Firenze S.R.L.
- Linear ink dispensing system17 Mar 2022US 2022/0080720 A1Bobst Firenze S.R.L.
- Ink dispensing system using pressure17 Mar 2022US 2022/0080721 A1Bobst Firenze S.R.L.
- System for applying a product by roller15 Jul 2021US 2021/0213483 A1
- Inking system with embedded colour correction3 Sep 2020US 2020/0276799 A1Bobst Firenze S.R.L.
- Inking system with minimal ink storage13 Aug 2020US 2020/0254753 A1Bobst Firenze S.R.L.
Most cited
By later US patents
- Method and apparatus for inking printing plates27US 4,041,864 ADahlgren Manufacturing Company · 1977
- Method for inking printing plates22US 4,127,067 A1978
- Printing apparatus inker with end dams15US 5,003,877 AMitsubishi Jukogyo Kabushiki Kaisha · 1991
- Method and an apparatus for thin film formation11US 4,325,995 AHitachi, Ltd. · 1982
- Can decorator machine, ink station assembly therefor, and can decorating method employing same11US 9,475,276 B2Stolle Machinery Company, LLC · 2016