B65H 2601/324
Removability or inter-changeability of machine parts
Official title: Removability or inter-changeability of machine parts, e.g. for maintenance
B65H2601/324 (Removability or inter-changeability of machine parts) appears on 329 US grants and 354 published applications in this corpus.
Search patents in B65H- Granted patents
- 329
- Published applications
- 354
- Assignees
- 132
- Inventors
- 628
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 4 |
| 2002 | 8 | 7 |
| 2003 | 10 | 5 |
| 2004 | 1 | 11 |
| 2005 | 7 | 8 |
| 2006 | 3 | 9 |
| 2007 | 8 | 13 |
| 2008 | 7 | 18 |
| 2009 | 10 | 11 |
| 2010 | 6 | 10 |
| 2011 | 16 | 8 |
| 2012 | 11 | 12 |
| 2013 | 17 | 13 |
| 2014 | 12 | 11 |
| 2015 | 8 | 18 |
| 2016 | 19 | 19 |
| 2017 | 15 | 16 |
| 2018 | 19 | 25 |
| 2019 | 22 | 11 |
| 2020 | 13 | 17 |
| 2021 | 8 | 22 |
| 2022 | 19 | 22 |
| 2023 | 16 | 24 |
| 2024 | 20 | 11 |
| 2025 | 17 | 21 |
| 2026 | 11 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Medium transport device and image reading device22 Sep 2026US 12,741,837 B2Seiko Epson Corporation
- Paper feeding apparatus and image forming apparatus1 Sep 2026US 12,722,919 B2Sharp Kabushiki Kaisha
- Drive transmission device and image forming apparatus incorporating the same18 Aug 2026US 12,709,506 B2Ricoh Company, Ltd.
- Drying apparatus, and image forming apparatus equipped with the same28 Jul 2026US 12,691,694 B2Canon Kabushiki Kaisha
- Medium transport device and image reading device16 Jun 2026US 12,654,966 B2Seiko Epson Corporation
- Paper feeding apparatus and image forming apparatus13 Aug 2026US 2026/0233955 A1Sharp Kabushiki Kaisha
- Medium conveyance device9 Jul 2026US 2026/0193045 A1Pfu Limited
- Medium feed device and recording device28 May 2026US 2026/0145892 A1Seiko Epson Corporation
- Sheet conveying device and image forming apparatus14 May 2026US 2026/0131581 A1Canon Kabushiki Kaisha
- Sheet conveying apparatus14 May 2026US 2026/0131989 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Replaceable feed/retard roll unit33US 5,421,569 AXerox Corporation · 1995
- Roller supporting device allowing easy replacement of separating roller29US 6,059,280 ACanon Kabushiki Kaisha · 2000
- Hose reel assembly27US 5,787,923 AMcNeil (Ohio) Corporation · 1998
- Discharge sheet stacking apparatus and image forming apparatus provided with the same23US 6,973,285 B2Canon Kabushiki Kaisha · 2005
- Holder for roll-type print media, roll-type print media cassette, and printing apparatus17US 6,183,153 B2Sony Corporation · 2001