B42D 3/126
Enabling the book to be positioned upright
Official title: {enabling the book to be positioned upright (for loose-leaf binders B42F13/402)}
B42D3/126 (Enabling the book to be positioned upright) appears on 26 US grants and 32 published applications in this corpus.
Search patents in B42D- Granted patents
- 26
- Published applications
- 32
- Assignees
- 12
- Inventors
- 45
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 4 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Book style foldable tablet with stand4 Feb 2025US 12,216,496 B2Microsoft Technology Licensing, LLC
- Self-supporting book30 May 2023US 11,660,901 B2Kermit Zarley Enterprises
- Deployable stand assemblies with folding hinges and related methods1 Nov 2022US 11,484,115 B2
- Flexible binding mechanism6 Sep 2022US 11,433,698 B2ACCO Brands Corporation
- Flexible binding mechanism15 Jun 2021US 11,034,183 B2ACCO Brands Corporation
- Photo book with media playback4 Apr 2024US 2024/0109361 A1Memperience GmbH
- Book support for keeping book open29 Dec 2022US 2022/0408913 A1
- Book style foldable tablet with stand29 Dec 2022US 2022/0413552 A1Microsoft Technology Licensing, LLC
- Self-supporting book23 Sep 2021US 2021/0291576 A1Kermit Zarley Enterprises
- Flexible binding mechanism26 Aug 2021US 2021/0260910 A1ACCO Brands Corporation
Most cited
By later US patents
- Book holder28US 3,981,522 AEmjay Industries, Inc. · 1976
- Integrally molded covers and spines for looseleaf books24US 4,315,642 A1982
- Easel and pad pack and method of use17US 5,351,928 AWallace Computer Services, Inc. · 1994
- Bookmark and stand13US 7,798,530 B12010
- Self-standing flat plate-like article and methods of exhibiting and manufacturing the same12US 7,739,816 B2Ferric Inc. · 2010