B65H 2301/4148
Slitting
Official title: slitting
B65H2301/4148 (Slitting) appears on 716 US grants and 395 published applications in this corpus.
Search patents in B65H- Granted patents
- 716
- Published applications
- 395
- Assignees
- 332
- Inventors
- 1,108
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 18 | 0 |
| 1980 | 16 | 0 |
| 1981 | 11 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 12 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 15 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 13 | 0 |
| 1993 | 14 | 0 |
| 1994 | 14 | 0 |
| 1995 | 15 | 0 |
| 1996 | 13 | 0 |
| 1997 | 15 | 0 |
| 1998 | 32 | 0 |
| 1999 | 34 | 0 |
| 2000 | 25 | 0 |
| 2001 | 25 | 5 |
| 2002 | 19 | 12 |
| 2003 | 20 | 24 |
| 2004 | 17 | 17 |
| 2005 | 18 | 17 |
| 2006 | 15 | 19 |
| 2007 | 12 | 20 |
| 2008 | 6 | 21 |
| 2009 | 18 | 8 |
| 2010 | 12 | 26 |
| 2011 | 11 | 13 |
| 2012 | 12 | 12 |
| 2013 | 16 | 16 |
| 2014 | 9 | 11 |
| 2015 | 9 | 12 |
| 2016 | 6 | 24 |
| 2017 | 12 | 18 |
| 2018 | 15 | 18 |
| 2019 | 17 | 25 |
| 2020 | 21 | 14 |
| 2021 | 13 | 15 |
| 2022 | 9 | 12 |
| 2023 | 9 | 8 |
| 2024 | 14 | 14 |
| 2025 | 9 | 8 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B65H 2301/41486Winding on two or more winding shafts simultaneouslyIndexing code159
- B65H 2301/41487Trimming edgeIndexing code58
- B65H 2301/41485Winding on one single shaft or supportIndexing code49
- B65H 2301/4149Features concerning supply of coresIndexing code34
- B65H 2301/41484Slitting roll after winding, i.e. cutting log into individual rollsIndexing code21
- B65H 2301/41482Prepare slitting processIndexing code13
Recent patents
- Apparatus and method for making a coil of dunnage29 Sep 2026US 12,747,124 B2Ranpak Corp.
- Automatic slitting machine and working method thereof8 Sep 2026US 12,729,090 B2Kingnode America Inc.
- Prepreg master rolls and slit tape and method1 Sep 2026US 12,722,356 B2Web Industries, Inc.
- Rewinding machine and method for controlling the speed of the motors in a rewinding machine7 Jul 2026US 12,673,838 B2Andritz Pulp & Paper Italy S.R.L.
- Paper web winding: roll quality improvement through the maximization of coupling between drive rolls and driven built paper roll12 May 2026US 12,623,874 B1
- Method of a Set Change in a Slitter-Winder and a Slitter-Winder Comprising a Set Change System20 Aug 2026US 2026/0242169 A1Valmet Technologies Oy
- Battery manufacturing system, battery manufacturing method and electrode roll30 Jul 2026US 2026/0221486 A1LG Energy Solution, Ltd.
- Automatic slitting machine and working method thereof23 Jul 2026US 2026/0208996 A1Kingnode America Inc.
- Method and apparatus for making adhesive tape2 Apr 2026US 2026/0091950 A1
- Web take-up and transfer system for a web processing system12 Mar 2026US 2026/0070754 A1David-Standard, LLC
Most cited
By later US patents
- Process for strip lamination of polymer films and nonwoven fibrous webs109US 6,214,147 B1Clopay Plastic Products Company, Inc. · 2001
- Composite web forming apparatus and method101US 5,902,431 AR. J. Reynolds Tobacco Company · 1999
- Continuous web printing press with page cutting control apparatus and method71US 5,458,062 A1995
- Slitter-rewinder system70US 4,422,588 AThe Black Clawson Company · 1983
- Winding device68US 4,327,877 A1982