B65H 2301/4217
Forming multiple piles
B65H2301/4217 (Forming multiple piles) appears on 66 US grants and 58 published applications in this corpus.
Search patents in B65H- Granted patents
- 66
- Published applications
- 58
- Assignees
- 49
- Inventors
- 114
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 4 |
| 2004 | 2 | 2 |
| 2005 | 0 | 4 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 0 |
| 2013 | 3 | 1 |
| 2014 | 2 | 5 |
| 2015 | 3 | 2 |
| 2016 | 2 | 4 |
| 2017 | 1 | 1 |
| 2018 | 1 | 7 |
| 2019 | 5 | 4 |
| 2020 | 2 | 1 |
| 2021 | 2 | 0 |
| 2022 | 2 | 2 |
| 2023 | 2 | 5 |
| 2024 | 1 | 1 |
| 2025 | 3 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stacker for stacking sheets, and related method2 Jun 2026US 12,643,760 B2Fosber S.p.A.
- Method of preparing sheet material for dividing into discrete stacks27 May 2025US 12,312,197 B2Dyson Technology Limited
- Stacking device and transport block for a stacking device28 Jan 2025US 12,208,983 B2Bobst Mex SA
- Paper sorting device and machining processing device21 Jan 2025US 12,202,693 B2Duplo Seiko Corporation
- Method and stacking device for sheet element decks6 Aug 2024US 12,054,348 B2Bobst Mex SA
- Stacker and machining processing device27 Nov 2025US 2025/0361108 A1Duplo Seiko Corporation
- Stacking device and machining processing device including the same31 Jul 2025US 2025/0243017 A1Duplo Seiko Corporation
- Bag loading apparatus and control method of bag loading apparatus27 Mar 2025US 2025/0100834 A1Horizon Inc.
- Bag-making type stacking apparatus and stacked product2 Jan 2025US 2025/0006973 A1Svolt Energy Technology Co., Ltd.
- Stacker for stacking sheets, and related method18 Apr 2024US 2024/0124256 A1Fosber S.p.A.
Most cited
By later US patents
- Apparatus for converting paper rolls into stacks of individual folded paper sheets43US 4,190,241 AKimberly-Clark Corporation · 1980
- Method and apparatus for conveying and spreading material37US 4,480,742 AAgfa-Gevaert · 1984
- Apparatus and method for insertion of separating means into a forming stack of sheets discharged from a starwheel assembly16US 7,470,102 B2C. G. Bretting Manufacturing Co., Inc. · 2008
- Device for stacking batches of flat objects in a vertical file15US 4,927,321 ABobst SA · 1990
- Storable transfer conveyor system14US 7,150,383 B2Geo. M. Martin Company · 2006