B65H 3/045
For separating substantially vertically stacked articles
Official title: {for separating substantially vertically stacked articles}
B65H3/045 (For separating substantially vertically stacked articles) appears on 43 US grants and 36 published applications in this corpus.
Search patents in B65H- Granted patents
- 43
- Published applications
- 36
- Assignees
- 29
- Inventors
- 72
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 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 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 3 |
| 2009 | 1 | 6 |
| 2010 | 4 | 2 |
| 2011 | 1 | 2 |
| 2012 | 4 | 1 |
| 2013 | 0 | 2 |
| 2014 | 4 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mail processing system with a mail hazard screening machine15 Apr 2025US 12,277,793 B2Tritek Technologies, Inc.
- Feeder device for feeding mailpieces to a postal sorting conveyor3 Dec 2024US 12,157,651 B2Solystic
- Mail processing system with increased first and second pass sorting speed19 Mar 2024US 11,935,318 B2Tritek Technologies, Inc.
- Mail processing system with increased first and second pass sorting speed21 Feb 2023US 11,584,601 B2Tritek Technologies, Inc.
- Mail processing system and method with increased processing speed1 Feb 2022US 11,235,940 B2Tritek Technologies, Inc.
- Mail processing system with a mail hazard screening machine28 May 2026US 2026/0148581 A1Tritek Technologies, Inc.
- Mail processing system with increased first and second pass sorting speed11 Jul 2024US 2024/0233431 A1Tritek Technologies, Inc.
- Mail processing system with increased first and second pass sorting speed2 Nov 2023US 2023/0351792 A1Tritek Technologies, Inc.
- A feeder device for feeding mailpieces to a postal sorting conveyor8 Jun 2023US 2023/0174329 A1Solystic
- Mail processing system with increased first and second pass sorting speed19 May 2022US 2022/0153547 A1Tritek Technologies, Inc.
Most cited
By later US patents
- Workpiece feeding device52US 3,988,017 ALockheed Electronics Co., Inc. · 1976
- Apparatus for separating a letter stack48US 3,981,493 ALicentia Patent-Verwaltungs-G.m.b.H. · 1976
- Two-stage document singulating apparatus for a mail handling system33US 6,135,441 APitney Bowes Inc. · 2000
- Mixed thickness sheet separator and feeder27US 3,970,298 APitney Bowes Inc. · 1976
- Document jogger transport16US 3,995,851 ABurroughs Corporation · 1976