B42C 7/002
Manufacturing loose-leaf binders, folders
Official title: {Manufacturing loose-leaf binders, folders}
B42C7/002 (Manufacturing loose-leaf binders, folders) appears on 50 US grants and 24 published applications in this corpus.
Search patents in B42C- Granted patents
- 50
- Published applications
- 24
- Assignees
- 34
- Inventors
- 81
- Latest grant
- 22 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 5 |
| 2005 | 0 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 6 |
| 2015 | 1 | 0 |
| 2016 | 3 | 0 |
| 2017 | 0 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Apparatus and method for automated production of book covers and/or box lids22 Aug 2023US 11,731,448 B2Kolbus GmbH & Co. KG
- Media binder12 Jun 2018US 9,994,064 B2Hewlett-Packard Development Company, L. P.
- Arrangements and assembly methods for a media binder and its components5 Jun 2018US 9,987,870 B2Hewlett-Packard Development Company, L. P.
- Stair step portfolio file18 Oct 2016US 9,469,148 B1Smead Manufacturing Company
- Media binder23 Aug 2016US 9,421,811 B2Hewlett-Packard Development Company, L. P.
- Book Assembly System13 Feb 2025US 2025/0050677 A1
- Apparatus and method for automated production of book covers and/or box lids24 Nov 2022US 2022/0371352 A1Kolbus GmbH & Co. KG
- Media binder18 Sep 2014US 2014/0270902 A1Hewlett-Packard Developement Company, L.P.
- Multiple Pocket Folders And Method Of Manufacture11 Sep 2014US 2014/0252074 A1Smead Manufacturing Company
- Arrangements and assembly methods for a media binder and its components8 May 2014US 2014/0125048 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Loose-leaf binder and method and apparatus for manufacturing improved loose-leaf binders60US 5,651,628 ASamsill Corporation · 1997
- Assembly of ring binders and resulting product27US 4,722,628 AVan der Jagt 1980 Family Trust · 1988
- Presentation folder26US 4,971,361 A1990
- Loose leaf binder25US 4,192,620 A1980
- Method of making pocket liner for covers of looseleaf binders or books23US 5,660,514 ASpecialty Loose Leaf, Inc. · 1997