B31B 50/254
Using tools mounted on belts or chains
Official title: {using tools mounted on belts or chains}
B31B50/254 (Using tools mounted on belts or chains) appears on 67 US grants and 43 published applications in this corpus.
Search patents in B31B- Granted patents
- 67
- Published applications
- 43
- Assignees
- 46
- Inventors
- 92
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 5 |
| 2005 | 0 | 5 |
| 2006 | 2 | 3 |
| 2007 | 0 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 9 |
| 2010 | 3 | 0 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 2 | 3 |
| 2014 | 3 | 1 |
| 2015 | 2 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Paper cutting and creasing equipment based on synchronous combination of convex and concave cams26 May 2026US 12,636,848 B2SAGA Computer Numerical Control Co., Ltd
- Scoring rule for forming a folding score on a sheet material11 Jul 2023US 11,697,262 B2Jonco Die Company, Inc.
- Tool head positioning mechanism for a converting machine, and method for positioning a plurality of tool heads in a converting machine20 Sep 2022US 11,446,891 B2Packsize LLC
- Cutting station for making transversal cuts in a cardboard sheet and a machine for packing an article internally of a cardboard box obtained from the cardboard sheet8 Dec 2020US 10,857,752 B2F. L. Auto S.R.L.
- Container having sidewall with ring-shaped shaping21 May 2019US 10,294,008 B2Huhtamaki Oyj
- Paper cutting and creasing equipment based on synchronous combination of convex and concave cams6 Nov 2025US 2025/0340036 A1SAGA Computer Numerical Control Co., Ltd
- Tool head positioning mechanism for a converting machine, and method for positioning a plurality of tool heads in a converting machine2 Apr 2020US 2020/0101686 A1Packsize LLC
- A cutting station for making transversal cuts in a cardboard sheet and a machine for packing an article internally of a cardboard box obtained from the cardboard sheet30 Jan 2020US 2020/0031083 A1F. L. Auto S.R.L.
- Container Having Sidewall with Ring Shaped Shaping1 Mar 2018US 2018/0057247 A1Huhtamaki Oyj
- Scoring rule for forming a folding score on a sheet material30 Mar 2017US 2017/0087792 A1Jonco Die Company, Inc.
Most cited
By later US patents
- Rupture lines in flexible packages84US 4,226,330 A1980
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom74US 5,620,641 AAmerican Filtrona Corporation · 1997
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom73US 5,607,766 AAmerican Filtrona Corporation · 1997
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom67US 5,633,082 AAmerican Filtrona Corporation · 1997
- Slit-score method and apparatus56US 4,596,541 AThe Ward Machinery Company · 1986