B43K 5/1845
Opened by actuation of the writing point
Official title: {opened by actuation of the writing point (nibs with ball points with resilient supporting means, e.g. acting as a valve B43K1/086)}
B43K5/1845 (Opened by actuation of the writing point) appears on 81 US grants and 33 published applications in this corpus.
Search patents in B43K- Granted patents
- 81
- Published applications
- 33
- Assignees
- 39
- Inventors
- 152
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 5 | 2 |
| 2004 | 2 | 3 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 4 |
| 2018 | 1 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 3 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 5 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Applicator for hazardous materials14 Jan 2025US 12,194,774 B2Henkel AG & Co. KGaA
- Marker for variable shading under pressure28 Nov 2023US 11,827,048 B2Societe BIC
- Writing instrument9 May 2023US 11,642,909 B2Kuretake Co., Ltd.
- Pen dispenser with plastic spring actuator22 Jun 2021US 11,040,566 B2LB USA Flexibles, Inc.
- Retractable liquid applicator device3 Mar 2020US 10,576,776 B2Flocon, Inc.
- Device for dispensing and applying a fluid product, in particular a fluid cosmetic product16 Apr 2026US 2026/0101988 A1Albea Services
- Writing instrument and writing part replacement unit25 Dec 2025US 2025/0388041 A1Mitsubishi Pencil Company, Limited
- Liquid applicator device6 Nov 2025US 2025/0340081 A1Flocon, Inc.
- Writing instrument22 May 2025US 2025/0162343 A1Mitsubishi Pencil Company, Limited
- Applicator for hazardous materials8 May 2025US 2025/0144955 A1Henkel AG & Co. KGaA
Most cited
By later US patents