B42D 9/001
Devices for indicating a page in a book
Official title: {Devices for indicating a page in a book, e.g. bookmarkers (B42D9/02 takes precedence; attached to book covers B42D3/145)}
B42D9/001 (Devices for indicating a page in a book) appears on 172 US grants and 173 published applications in this corpus.
Search patents in B42D- Granted patents
- 172
- Published applications
- 173
- Assignees
- 50
- Inventors
- 331
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 9 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 6 |
| 2003 | 2 | 7 |
| 2004 | 3 | 6 |
| 2005 | 5 | 12 |
| 2006 | 5 | 8 |
| 2007 | 1 | 12 |
| 2008 | 2 | 13 |
| 2009 | 5 | 14 |
| 2010 | 6 | 7 |
| 2011 | 1 | 14 |
| 2012 | 7 | 12 |
| 2013 | 3 | 8 |
| 2014 | 5 | 8 |
| 2015 | 4 | 5 |
| 2016 | 2 | 4 |
| 2017 | 2 | 3 |
| 2018 | 3 | 5 |
| 2019 | 5 | 8 |
| 2020 | 5 | 5 |
| 2021 | 2 | 5 |
| 2022 | 2 | 3 |
| 2023 | 5 | 1 |
| 2024 | 2 | 4 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Folder folder5 Aug 2025US 12,377,676 B2ACCO Brands Corporation
- Old and new testament bible element book marking system18 Mar 2025US 12,251,957 B1
- Page holder device24 Dec 2024US 12,172,457 B2
- Holding device for one or more highlighter pens26 Mar 2024US 11,937,675 B1
- Assembly and holder10 Oct 2023US 11,780,256 B23M Innovative Properties Company
- Removable Book Edge Print27 Aug 2026US 2026/0249636 A1The Books Edge LLC
- Chapter Chambers: Thematic Book Integrated Compartmentalized14 May 2026US 2026/0131590 A1
- Pop-up page marking tool4 Sep 2025US 2025/0276541 A1LovePop, Inc.
- Page Marker Assembly17 Oct 2024US 2024/0343056 A1
- Sticky note for learning, sticky-note set for learning, and computer program26 Sep 2024US 2024/0316979 A1Ebbinghaus Stationery, Inc.
Most cited
By later US patents
- Magnetic pole layout method and a magnetizing device for double-wing opposite attraction soft magnet and a product thereof126US 6,927,657 B12005
- Reusable indexing tab60US 5,199,203 A1993
- Combined book closure and page indexing device54US 5,054,816 A1991
- Combination bookmark and writing instrument holder50US 4,162,800 A1979
- Bookmark light49US 5,280,416 AEye Design, Inc. · 1994