B43K 8/02
Pens with writing-points other than nibs or balls: with writing-points comprising fibres
Official title: with writing-points comprising fibres, felt, or similar porous or capillary material (B43K8/22 takes precedence)
B43K8/02 (Pens with writing-points other than nibs or balls: with writing-points comprising fibres) appears on 596 US grants and 526 published applications in this corpus.
Search patents in B43K- Granted patents
- 596
- Published applications
- 526
- Assignees
- 236
- Inventors
- 947
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 11 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 13 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 15 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 5 |
| 2002 | 18 | 15 |
| 2003 | 19 | 15 |
| 2004 | 11 | 23 |
| 2005 | 16 | 29 |
| 2006 | 23 | 24 |
| 2007 | 17 | 23 |
| 2008 | 15 | 20 |
| 2009 | 6 | 25 |
| 2010 | 11 | 21 |
| 2011 | 11 | 12 |
| 2012 | 15 | 13 |
| 2013 | 11 | 16 |
| 2014 | 13 | 13 |
| 2015 | 14 | 23 |
| 2016 | 15 | 25 |
| 2017 | 28 | 31 |
| 2018 | 20 | 19 |
| 2019 | 30 | 21 |
| 2020 | 18 | 25 |
| 2021 | 18 | 26 |
| 2022 | 17 | 31 |
| 2023 | 30 | 22 |
| 2024 | 23 | 15 |
| 2025 | 20 | 23 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Marking instrument8 Sep 2026US 12,728,664 B2BIC Violex Single Member S.A.
- Replaceable cartridge for a writing instrument and method thereof12 May 2026US 12,623,482 B2Societe BIC
- Aqueous pigmented ink14 Apr 2026US 12,600,874 B2Schwan-Stabilo Cosmetics GmbH & Co.KG
- Porous cap felt pen25 Nov 2025US 12,479,232 B2BIC Violex Single Member S.A.
- Surgical ink, production method for said ink, and surgical pen using said ink18 Nov 2025US 12,472,766 B2Japan Institute for Health Security
- Marker pen8 Oct 2026US 2026/0307427 A1Wenzhou Jinma Stationery Manufacturing Co., Ltd.
- Magnetic marker device30 Jul 2026US 2026/0215561 A1
- Controllable direct liquid tool pen30 Jul 2026US 2026/0217052 A1Jiangxi Yihuale Pen Industry Co., Ltd
- Writing instrument23 Jul 2026US 2026/0208523 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Applicator16 Jul 2026US 2026/0199932 A1Mitsubishi Pencil Company, Limited
Most cited
By later US patents
- Multicolor writing and painting instruments with multiple, bundled, hard, wear-resistant nibs106US 8,403,577 B2University of Southern California · 2013
- Efficient fluid dispensing utensil96US 6,322,268 B1Avery Dennison Corporation · 2001
- Ink and eraser of the ink89US 4,557,618 APentel Kabushiki Kaisha · 1985
- Device for marking tickets for game of chance with translucent, vibrant colored ink78US 5,222,823 A1993
- Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom74US 5,620,641 AAmerican Filtrona Corporation · 1997