B65H 2701/11231
Fan-folded material or zig-zag or leporello
B65H2701/11231 (Fan-folded material or zig-zag or leporello) appears on 169 US grants and 80 published applications in this corpus.
Search patents in B65H- Granted patents
- 169
- Published applications
- 80
- Assignees
- 97
- Inventors
- 248
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 13 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 3 |
| 2003 | 2 | 1 |
| 2004 | 2 | 3 |
| 2005 | 2 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 6 |
| 2009 | 0 | 2 |
| 2010 | 4 | 2 |
| 2011 | 2 | 4 |
| 2012 | 2 | 1 |
| 2013 | 4 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 4 |
| 2016 | 2 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 7 |
| 2019 | 2 | 2 |
| 2020 | 3 | 3 |
| 2021 | 8 | 10 |
| 2022 | 6 | 9 |
| 2023 | 7 | 4 |
| 2024 | 8 | 3 |
| 2025 | 3 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for manufacturing an end-less pallet from less in width chain sheet material11 Aug 2026US 12,703,167 B2
- Pleated filter preparation system31 Mar 2026US 12,589,570 B2K&N Engineering, Inc.
- Method and apparatus for processing a length of padding material23 Sep 2025US 12,421,067 B2Sprick GmbH Bielefelder Papier- und Wellpappenwerke & Co.
- Apparatus and method for manufacturing filter19 Aug 2025US 12,390,753 B2Daikin Industries, Ltd.
- System and method for forming and fanfolding a sheet material21 Jan 2025US 12,202,697 B2Panotec S.R.L.
- Pleated Filter Preparation System30 Jul 2026US 2026/0216986 A1K&N Engineering, Inc.
- Pleated Filter Preparation System12 Jun 2025US 2025/0187290 A1K&N Engineering, Inc.
- Methods for Manufacturing an End-less Pallet from less in width Chain Sheet Material21 Mar 2024US 2024/0092049 A1Intertape Polymer Group
- Apparatus and method for manufacturing filter25 Jan 2024US 2024/0024806 A1Daikin Industries, Ltd.
- System and method for forming and fanfolding a sheet material11 Jan 2024US 2024/0010458 A1International Boxes S.R.L.
Most cited
By later US patents
- Compact printer with print frame interlock145US 9,365,381 B2Datamax-O'Neil Corporation · 2016
- Method of forming zigzag-shaped piles from a continuous band of a flexible material and machine for carrying out this method99US 5,064,179 ASyntone · 1991
- Method of manufacturing a pleated filter material55US 5,389,175 AFilterwerk Mann & Hummel GmbH · 1995
- Platen module for computer fanfold reproduction52US 4,264,200 AXerox Corporation · 1981
- Process and equipment for manufacturing individual stacks consisting of a length of material folded in zig zag form48US 4,730,762 AJos. Hunkeler Ltd. · 1988