B31F 5/08
For reinforcing edges
Official title: for reinforcing edges {; Applying a strip or tape to an edge, e.g. for decorating, for protecting}
B31F5/08 (For reinforcing edges) appears on 32 US grants and 6 published applications in this corpus.
Search patents in B31F- Granted patents
- 32
- Published applications
- 6
- Assignees
- 18
- Inventors
- 46
- Latest grant
- 10 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Folder savers10 Jan 2023US 11,548,312 B2
- Sheet processing apparatus and image forming system provided with the sheet processing apparatus12 Jul 2022US 11,383,546 B2Canon Finetech Nisca Inc.
- Folder savers28 Dec 2021US 11,207,911 B2
- Manual binding tray for sheet processing device26 Jan 2021US 10,899,156 B2Canon Finetech Nisca Inc.
- Banner making machine5 Jun 2018US 9,987,816 B2E L Hatton Sales, Co.
- Folder savers28 Apr 2022US 2022/0126622 A1
- Sheet processing apparatus and image forming system provided with the sheet processing apparatus15 Apr 2021US 2021/0107308 A1Canon Finetech Nisca Inc.
- Sheet processing apparatus and image forming system provided with the sheet processing apparatus11 Jul 2019US 2019/0210393 A1Canon Finetech Nisca Inc.
- Banner making machine29 Nov 2018US 2018/0339482 A1
- Folder savers8 Nov 2018US 2018/0319198 A1
Most cited
By later US patents
- Method of producing a reinforced file folder40US 4,588,463 ADatafile Limited · 1986
- Apparatus for centering and attaching a reinforcing ring to a floppy disk28US 4,687,536 AKasei Verbatim Corporation · 1987
- Reinforced file folder28US 4,749,121 ADatafile Limited · 1988
- Apparatus for the application of an adhesive tape about the rim of a flat shaped part; in particular a shaped sheet metal part23US 4,750,966 ACiba-Geigy Corporation · 1988
- Sealing machine22US 4,004,962 APitney Bowes Inc. · 1977