B31B 50/14
Cutting
Official title: Cutting, e.g. perforating, punching, slitting or trimming (cutting window openings B31B50/83)
B31B50/14 (Cutting) appears on 594 US grants and 604 published applications in this corpus.
Search patents in B31B- Granted patents
- 594
- Published applications
- 604
- Assignees
- 331
- Inventors
- 1,010
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 15 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 12 | 0 |
| 1999 | 13 | 0 |
| 2000 | 13 | 0 |
| 2001 | 14 | 4 |
| 2002 | 3 | 6 |
| 2003 | 11 | 12 |
| 2004 | 6 | 19 |
| 2005 | 7 | 17 |
| 2006 | 3 | 8 |
| 2007 | 2 | 11 |
| 2008 | 6 | 11 |
| 2009 | 3 | 7 |
| 2010 | 4 | 9 |
| 2011 | 5 | 14 |
| 2012 | 9 | 13 |
| 2013 | 7 | 17 |
| 2014 | 14 | 24 |
| 2015 | 11 | 29 |
| 2016 | 14 | 25 |
| 2017 | 15 | 30 |
| 2018 | 20 | 52 |
| 2019 | 27 | 59 |
| 2020 | 37 | 46 |
| 2021 | 47 | 44 |
| 2022 | 40 | 33 |
| 2023 | 43 | 26 |
| 2024 | 23 | 38 |
| 2025 | 35 | 31 |
| 2026 | 18 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing food packaging paper tray that can be easily separated and discarded15 Sep 2026US 12,734,779 B2
- Converting machine with inversion transfer module1 Sep 2026US 12,722,924 B2Bobst Lyon
- Method for packaging article in cardboard box realized starting from continuous cardboard strip25 Aug 2026US 12,715,631 B2C.M.C. S.P.A.
- Systems and methods for web-fed dry forming of fiber-based products11 Aug 2026US 12,703,166 B2Footprint International, LLC
- Method for making a closure for a container4 Aug 2026US 12,697,796 B2Soremartec S.A.
- Method and system for manufacturing pressed board trays1 Oct 2026US 2026/0295965 A1Confoil Pty Ltd
- Paper protective case for clip-on packaging and device for manufacturing the same24 Sep 2026US 2026/0285536 A1Kingston Digital, Inc.
- Device and method for processing continuous cardboard web24 Sep 2026US 2026/0285634 A1HOMAG Automation GmbH
- Corrugated paperboard box making machine10 Sep 2026US 2026/0264358 A1Kabushiki Kaisha Isowa
- Suction bar system for a converting machine27 Aug 2026US 2026/0249580 A1Bobst Mex SA
Most cited
By later US patents
- Flat bottom plastic bag and method of making same293US 4,717,262 ATC Manufacturing Co., Inc. · 1988
- Method of making a vented pouch132US 5,254,073 AKapak Corporation · 1993
- Vented pouch arrangement and method130US 5,542,902 AKapak Corporation · 1996
- Vented pouch arrangement and method120US 6,021,624 AKapak Corporation · 2000
- Handle and top handle reinforcement for a paperboard carton119US 6,968,992 B2Graphic Packaging International, Inc. · 2005