B43K 1/088
With an intermediate element between the resilient supporting means and the ball
Official title: {with an intermediate element between the resilient supporting means and the ball}
B43K1/088 (With an intermediate element between the resilient supporting means and the ball) appears on 19 US grants and 10 published applications in this corpus.
Search patents in B43K- Granted patents
- 19
- Published applications
- 10
- Assignees
- 13
- Inventors
- 36
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Writing instrument27 May 2025US 12,311,694 B2Sanford, L. P.
- Ballpoint pen refill and ballpoint pen15 Apr 2025US 12,275,271 B2Mitsubishi Pencil Company, Limited
- Ballpoint pen28 May 2024US 11,993,099 B2Kabushiki Kaisha Pilot Corporation
- Ballpoint pen tip, ballpoint pen refill, and ballpoint pen7 May 2024US 11,975,560 B2Kabushiki Kaisha Pilot Corporation
- Ball pen tip manufacturing machines, ball pen tips, and ball pens30 May 2023US 11,660,905 B2Kotobuki & Co., Ltd.
- Writing instrument11 Sep 2025US 2025/0282170 A1Sanford, L. P.
- Ballpoint pen refill and ballpoint pen19 Dec 2024US 2024/0416674 A1Mitsubishi Pencil Company, Limited
- Ballpoint pen tip, ballpoint pen refill, and ballpoint pen14 Dec 2023US 2023/0398807 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Ballpoint pen12 Oct 2023US 2023/0322010 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Writing instrument24 Nov 2022US 2022/0371356 A1Sanford, L. P.
Most cited
By later US patents
- Correction fluid dispenser with ball valve29US 5,056,949 AThe Gillette Company · 1991
- Ballpoint pen refill and fabrication method thereof14US 5,984,559 AKabushiki Kaisha Pilot Corporation · 1999
- Coating tool12US 5,716,151 AMitsubishi Pencil Company, Limited · 1998
- Ball-point pen cap9US 5,915,871 AMitsubishi Pencil Company, Limited · 1999
- Retractable writing implement9US 6,390,706 B1Pentel Kabushiki Kaisha · 2002