B43K 1/086
With resilient supporting means for the ball
Official title: {with resilient supporting means for the ball, e.g. springs}
B43K1/086 (With resilient supporting means for the ball) appears on 67 US grants and 49 published applications in this corpus.
Search patents in B43K- Granted patents
- 67
- Published applications
- 49
- Assignees
- 25
- Inventors
- 127
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 3 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 1 | 3 |
| 2008 | 0 | 4 |
| 2009 | 2 | 1 |
| 2010 | 2 | 6 |
| 2011 | 3 | 1 |
| 2012 | 2 | 1 |
| 2013 | 3 | 3 |
| 2014 | 1 | 0 |
| 2015 | 3 | 0 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 5 |
| 2023 | 3 | 4 |
| 2024 | 3 | 1 |
| 2025 | 5 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Ink composition for water-based ballpoint pen14 Oct 2025US 12,441,899 B2Mitsubishi Pencil Company, Limited
- Aqueous ink composition for reversibly thermochromic writing instrument, and refill and aqueous ballpoint pen incorporating aqueous ink composition for reversibly thermochromic writing instrument23 Sep 2025US 12,421,411 B2Kabushiki Kaisha Pilot Corporation
- 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
- Ball point tip and writing instrument fitted with such a ball point tip11 Feb 2025US 12,220,938 B2Societe BIC
- 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)
- Passive variable friction pen27 Jul 2023US 2023/0234392 A1Societe BIC
Most cited
By later US patents
- Preparation method for shear-thinning water-based ball-point pen inks compositions and ball-point pens employing the same37US 5,785,746 AThe Pilot Ink Co., Ltd. · 1998
- Correction fluid dispenser with ball valve29US 5,056,949 AThe Gillette Company · 1991
- Multiplex writing implement22US 5,899,618 AMitsubishi Pencil Company, Limited · 1999
- Fluid delivery system19US 6,027,272 AThe Gillette Company · 2000
- Fluid delivery system19US 6,402,411 B2Berol Corporation · 2002