B42F 13/02
Filing appliances with means for engaging perforations or slots: with flexible or
Official title: with flexible or resilient means {(with flexible or resilient claws or rings B42F13/165)}
B42F13/02 (Filing appliances with means for engaging perforations or slots: with flexible or) appears on 143 US grants and 60 published applications in this corpus.
Search patents in B42F- Granted patents
- 143
- Published applications
- 60
- Assignees
- 57
- Inventors
- 211
- Latest grant
- 1 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 9 |
| 2004 | 3 | 2 |
| 2005 | 3 | 5 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 2 | 3 |
| 2011 | 1 | 4 |
| 2012 | 1 | 2 |
| 2013 | 2 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 4 |
| 2016 | 4 | 2 |
| 2017 | 6 | 3 |
| 2018 | 1 | 3 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Notebook with magnetic cover1 Aug 2023US 11,712,916 B2
- Binding device for paper and other items28 Mar 2023US 11,613,141 B2
- Flexible binding mechanism6 Sep 2022US 11,433,698 B2ACCO Brands Corporation
- Flexible binding mechanism15 Jun 2021US 11,034,183 B2ACCO Brands Corporation
- Document case and template with decorative cover21 Apr 2020US 10,625,536 B2
- Expansion file folder having at least one of a removably secured cover or a removably secured identification insert18 Jun 2026US 2026/0166910 A1
- Notebook with Magnetic Cover23 Jun 2022US 2022/0194113 A1
- Flexible binding mechanism26 Aug 2021US 2021/0260910 A1ACCO Brands Corporation
- Binding device for paper and other items22 Jul 2021US 2021/0221161 A1
- Flexible binding mechanism11 Jun 2020US 2020/0180348 A1ACCO Brands Corporation
Most cited
By later US patents
- Device for packaging binding elements1,448US 5,806,676 AChr. Renz GmbH & Co. · 1998
- Folder insert181US 5,598,969 A1997
- File folder with integral loose leaf binder rings37US 4,256,411 ANational Blank Book Company, Inc. · 1981
- Binder ring30US 3,950,107 AThe Mead Corporation · 1976
- Coil-bound notebook29US 4,907,905 AJLF Designs, Inc. · 1990