B43M 7/001
Devices for opening envelopes: with abrading or sawing wheels
Official title: {with abrading or sawing wheels}
B43M7/001 (Devices for opening envelopes: with abrading or sawing wheels) appears on 5 US grants and 5 published applications in this corpus.
Search patents in B43M- Granted patents
- 5
- Published applications
- 5
- Assignees
- 3
- Inventors
- 17
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Case unpacking system and method26 Mar 2024US 11,939,100 B2DLN Integrated Systems, Inc.
- Case unpacking system and method24 Jan 2023US 11,560,249 B2DLN Integrated Systems, Inc.
- Apparatus for opening and printing indicia upon envelopes6 Oct 2020US 10,792,933 B1Opex Corporation
- Apparatus for opening envelopes2 Sep 2003US 6,612,211 B1Opex Corporation
- Automated envelope opener16 Mar 1976US 3,943,807 AOmation Corporation
- Case unpacking system and method30 Mar 2023US 2023/0101113 A1DLN Integrated Systems, Inc.
- Case unpacking system and method6 May 2021US 2021/0130025 A1DLN Integrated Systems, Inc.
- Apparatus for opening and printing indicia upon envelopes24 Sep 2020US 2020/0298613 A1
- Calculator letter opener5 Jun 2008US 2008/0130209 A1
- Mill cutting machine and method30 Aug 2001US 2001/0017024 A1
Most cited
By later US patents