B65H 3/523
The retainers positioned over articles separated from the bottom of the pile
Official title: {the retainers positioned over articles separated from the bottom of the pile}
B65H3/523 (The retainers positioned over articles separated from the bottom of the pile) appears on 202 US grants and 116 published applications in this corpus.
Search patents in B65H- Granted patents
- 202
- Published applications
- 116
- Assignees
- 94
- Inventors
- 308
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 11 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 0 |
| 2003 | 4 | 6 |
| 2004 | 2 | 2 |
| 2005 | 3 | 4 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 4 | 3 |
| 2009 | 2 | 10 |
| 2010 | 6 | 5 |
| 2011 | 4 | 6 |
| 2012 | 5 | 2 |
| 2013 | 8 | 7 |
| 2014 | 7 | 13 |
| 2015 | 10 | 7 |
| 2016 | 6 | 11 |
| 2017 | 11 | 5 |
| 2018 | 10 | 6 |
| 2019 | 3 | 9 |
| 2020 | 9 | 1 |
| 2021 | 1 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 1 |
| 2024 | 3 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Input handling for media processing devices11 Aug 2026US 12,703,591 B2Zebra Technologies Corporation
- Medium conveyance device16 Sep 2025US 12,415,692 B2Pfu Limited
- Input handling for media processing devices19 Nov 2024US 12,145,815 B2Zebra Technologies Corporation
- Feeder for feeding document to document imaging system and method for feeding documents12 Nov 2024US 12,139,361 B2Opex Corporation
- Feeding device7 May 2024US 11,975,937 B2Seiko Epson Corporation
- Sheet conveying apparatus14 May 2026US 2026/0131988 A1KYOCERA Document Solutions Inc.
- Sheet conveying apparatus14 May 2026US 2026/0131989 A1KYOCERA Document Solutions Inc.
- Sheet feed device and image forming apparatus including the same16 Apr 2026US 2026/0104668 A1KYOCERA Document Solutions Inc.
- Document conveying device5 Mar 2026US 2026/0062244 A1KYOCERA Document Solutions Inc.
- Medium conveyance device25 Dec 2025US 2025/0388419 A1Pfu Limited
Most cited
By later US patents
- Self-compensating stripper assembly for document handling and counting apparatus156US 4,313,598 ABrandt-Pra, Inc. · 1982
- Coupon dispenser75US 5,083,765 AActmedia, Inc. · 1992
- Paper feeding device41US 6,540,219 B1Pfu Limited · 2003
- Corrugated fang for multi media feeder34US 5,350,168 AXerox Corporation · 1994
- Automatic sheet feeding apparatus33US 4,568,074 ARicoh Company, Ltd. · 1986