B43K 1/082
Balls
Official title: {Balls}
B43K1/082 (Balls) appears on 39 US grants and 34 published applications in this corpus.
Search patents in B43K- Granted patents
- 39
- Published applications
- 34
- Assignees
- 22
- Inventors
- 103
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 4 |
| 2016 | 4 | 2 |
| 2017 | 3 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 3 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 3 |
| 2023 | 0 | 4 |
| 2024 | 1 | 3 |
| 2025 | 4 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oil-based ballpoint pen16 Jun 2026US 12,654,483 B2Kabushiki Kaisha Pilot Corporation
- Oil-based ink composition for ballpoint pens and ballpoint pen employing the same14 Apr 2026US 12,600,875 B2Kabushiki Kaisha Pilot Corporation
- Brass alloy for writing instrument tips13 Jan 2026US 12,522,014 B2Societe BIC
- Ceramic writing ball17 Jun 2025US 12,330,444 B2Societe BIC
- Writing instrument27 May 2025US 12,311,694 B2Sanford, L. P.
- Oil-in-water ink composition for writing utensils9 Jul 2026US 2026/0193480 A1Mitsubishi Pencil Company, Limited
- Multi-point writing instruments13 Nov 2025US 2025/0346061 A1ZuMedia Inc.
- Writing instrument11 Sep 2025US 2025/0282170 A1Sanford, L. P.
- Active stylus pen14 Aug 2025US 2025/0256530 A1Zebra Co., Ltd.
- Writing ball, method for manufacturing writing ball, and ballpoint pen with writing ball19 Dec 2024US 2024/0416673 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
Most cited
By later US patents
- Fabrication of small dense silicon carbide spheres68US 4,551,436 AGeneral Electric Company · 1985
- Zirconia pen balls31US 4,621,936 ACorning Glass Works · 1986
- Aqueous-based, shear-thinning, erasable ink and roller-ball pen containing same16US 5,629,363 A1997
- Spheres obtained by vapor deposition for use in ball point pens14US 4,150,905 AUltramet · 1979
- Ball for ball-point pen and ball-point pen13US 6,478,498 B12002