B43K 5/04
Flexible
Official title: flexible
B43K5/04 (Flexible) appears on 23 US grants and 15 published applications in this corpus.
Search patents in B43K- Granted patents
- 23
- Published applications
- 15
- Assignees
- 12
- Inventors
- 43
- Latest grant
- 20 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 3 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pen with multiple colors20 Dec 2022US 11,529,824 B2Societe BIC
- Refill for a writing felt pen19 Jul 2022US 11,390,108 B2Societe BIC
- Writing felt pen21 Jun 2022US 11,364,736 B2Societe BIC
- Pressure difference compensation membrane4 May 2021US 10,994,568 B2Societe BIC
- Pressure difference compensation membrane31 Dec 2019US 10,518,572 B2Societe BIC
- Applicator16 Jul 2026US 2026/0199932 A1Mitsubishi Pencil Company, Limited
- Pen with multiple colors16 Dec 2021US 2021/0387470 A1Societe BIC
- Refill for a writing felt pen4 Feb 2021US 2021/0031556 A1Societe BIC
- Writing felt pen24 Dec 2020US 2020/0398605 A1Societe BIC
- Pressure difference compensation membrane26 Mar 2020US 2020/0094609 A1Societe BIC
Most cited
By later US patents
- Ink cartridge42US 4,484,827 ADennison Manufacturing Company · 1984
- Dispenser/applicator for nail polish and the like31US 4,470,715 A1984
- Applicator tip assembly for a pen-like instrument20US 4,573,820 AMinnesota Mining and Manufacturing Company · 1986
- Fluid delivery system19US 6,027,272 AThe Gillette Company · 2000
- Fluid delivery system19US 6,402,411 B2Berol Corporation · 2002