B43L 1/045
With magnetic action
Official title: {with magnetic action}
B43L1/045 (With magnetic action) appears on 20 US grants and 26 published applications in this corpus.
Search patents in B43L- Granted patents
- 20
- Published applications
- 26
- Assignees
- 18
- Inventors
- 50
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 4 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 2 |
| 2018 | 0 | 0 |
| 2019 | 2 | 3 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Multifunctional jigsaw puzzle board for children14 Oct 2025US 12,440,750 B1
- Modular reusable writing panels and system thereof22 Feb 2022US 11,253,072 B2Comsero, Inc.
- Magnet screen device19 Oct 2021US 11,150,549 B2Izumi-Cosmo Company, Limited
- Modular reusable writing panels and system thereof7 Jul 2020US 10,702,065 B2Comsero, Inc.
- Multi-purpose children's furniture4 Jun 2019US 10,306,996 B1
- Board system having a face configured for writing or fixing of printed texts or images on physical medium and related method of preparation11 Dec 2025US 2025/0375978 A1Bi-Silque, S.A.
- Modular reusable writing panels and system thereof8 Oct 2020US 2020/0315351 A1Comsero, Inc.
- Modular reusable writing panels and system thereof23 Jan 2020US 2020/0022495 A1Comsero, Inc.
- Magnetic Display System With Writable Layers12 Sep 2019US 2019/0275830 A1Deetz Family, LLC
- Magnet screen device18 Jul 2019US 2019/0219916 A1Izumi-Cosmo Company, Limited
Most cited
By later US patents
- White board91US 4,996,110 ABridgestone Corporation · 1991
- Marker board61US 7,874,842 B2ACCO Brands USA LLC · 2011
- Creativity center apparatus and method for use22US 6,164,976 AMattel, Inc. · 2000
- Collapsible freestanding drawing board22US 7,866,074 B2Crayola LLC · 2011
- Composite substrate with adhesive and ferromagnetic properties16US 6,387,485 B1FLEXcon Company, Inc. · 2002