B27F 7/21
With means for forming the staples in the machine
Official title: with means for forming the staples in the machine
B27F7/21 (With means for forming the staples in the machine) appears on 104 US grants and 73 published applications in this corpus.
Search patents in B27F- Granted patents
- 104
- Published applications
- 73
- Assignees
- 40
- Inventors
- 117
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 3 |
| 2003 | 2 | 3 |
| 2004 | 3 | 3 |
| 2005 | 4 | 4 |
| 2006 | 6 | 12 |
| 2007 | 9 | 6 |
| 2008 | 3 | 6 |
| 2009 | 1 | 5 |
| 2010 | 5 | 4 |
| 2011 | 6 | 3 |
| 2012 | 3 | 3 |
| 2013 | 4 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 1 |
| 2017 | 1 | 3 |
| 2018 | 1 | 3 |
| 2019 | 0 | 5 |
| 2020 | 7 | 2 |
| 2021 | 4 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Image forming system, post-processing apparatus and binding device13 May 2025US 12,297,065 B2Max Co., Ltd.
- Electric stapler22 Aug 2023US 11,731,308 B2Max Co., Ltd.
- Electric striking device16 Mar 2021US 10,946,547 B2Apex Mfg. Co., Ltd.
- Stapling apparatus and image forming apparatus including the same2 Mar 2021US 10,934,124 B2Hewlett-Packard Development Company, L. P.
- Cartridge9 Feb 2021US 10,913,175 B2Max Co., Ltd.
- Stapler2 Jan 2025US 2025/0001642 A1Max Co., Ltd.
- Image forming system, post-processing apparatus and binding device8 Feb 2024US 2024/0043235 A1Max Co., Ltd.
- Electric stapler20 May 2021US 2021/0146571 A1Max Co., Ltd.
- Electric striking device4 Jun 2020US 2020/0171694 A1Apex Mfg. Co., Ltd.
- Stapler, post-processing apparatus and image forming system21 May 2020US 2020/0156897 A1Max Co., Ltd.
Most cited
By later US patents
- Electric stapler1,473US 7,083,073 B2Max Co., Ltd. · 2006
- Adjustable stapler and methods associated therewith61US 6,923,360 B2Hewlett-Packard Development Company, L. P. · 2005
- Motor operated stapler48US 6,698,640 B2Max Co., Ltd. · 2004
- Compact gear arm powered stapler with movable anvil46US 5,413,266 AAcco USA, Inc. · 1995
- Sheet stapler41US 5,230,457 ACanon Kabushiki Kaisha · 1993