B43L 19/0018
Erasers, rubbers, or erasing devices: with fluids
Official title: {with fluids}
B43L19/0018 (Erasers, rubbers, or erasing devices: with fluids) appears on 98 US grants and 77 published applications in this corpus.
Search patents in B43L- Granted patents
- 98
- Published applications
- 77
- Assignees
- 47
- Inventors
- 175
- Latest grant
- 10 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 1 |
| 2003 | 2 | 7 |
| 2004 | 4 | 5 |
| 2005 | 1 | 10 |
| 2006 | 6 | 6 |
| 2007 | 3 | 8 |
| 2008 | 2 | 6 |
| 2009 | 6 | 6 |
| 2010 | 4 | 3 |
| 2011 | 4 | 2 |
| 2012 | 5 | 4 |
| 2013 | 1 | 6 |
| 2014 | 4 | 1 |
| 2015 | 1 | 3 |
| 2016 | 5 | 0 |
| 2017 | 3 | 2 |
| 2018 | 1 | 3 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Applicator10 Aug 2021US 11,084,316 B2Mitsubishi Pencil Company, Limited
- Dry eraser and associated systems and methods13 Apr 2021US 10,974,541 B2Walmart Apollo, LLC
- Dry eraser and associated systems and methods1 Dec 2020US 10,850,555 B2Walmart Apollo, LLC
- Fluid applicator refill system4 Aug 2020US 10,730,338 B2
- Mess free coloring system15 Jan 2019US 10,179,864 B2NuCoat, Inc.
- Applicator30 Apr 2020US 2020/0130403 A1Mitsubishi Pencil Company, Limited
- Mess-free coloring system22 Aug 2019US 2019/0256726 A1NuCoat, Inc.
- Fluid applicator refill system1 Nov 2018US 2018/0311994 A1
- Dry Eraser and Associated Systems and Methods1 Mar 2018US 2018/0056708 A1Wal-Mart Stores, Inc.
- Dry Eraser and Associated Systems and Methods1 Mar 2018US 2018/0056709 A1Wal-Mart Stores, Inc.
Most cited
By later US patents
- Marker/anti-marker system94US 3,941,488 A1976
- Applicator device52US 4,685,820 APittway Corporation · 1987
- Kit comprising multicolored fluid dispenser markers together with eradicating fluid dispenser, stamps and stamp pad43US 4,681,471 AAll-Mark Corporation, Inc. · 1987
- Ball point pen, ink and its eradicator system39US 4,213,717 ABurroughs Corporation · 1980
- Ball point pen, ink, and its eradicator system38US 4,227,930 ABurroughs Corporation · 1980