B43K 29/02
Combinations of writing implements with other articles: with rubbers
Official title: with rubbers
B43K29/02 (Combinations of writing implements with other articles: with rubbers) appears on 181 US grants and 177 published applications in this corpus.
Search patents in B43K- Granted patents
- 181
- Published applications
- 177
- Assignees
- 66
- Inventors
- 294
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 11 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 2 |
| 2003 | 6 | 1 |
| 2004 | 1 | 5 |
| 2005 | 5 | 4 |
| 2006 | 6 | 7 |
| 2007 | 2 | 5 |
| 2008 | 2 | 8 |
| 2009 | 2 | 6 |
| 2010 | 8 | 15 |
| 2011 | 1 | 6 |
| 2012 | 3 | 11 |
| 2013 | 5 | 5 |
| 2014 | 9 | 8 |
| 2015 | 4 | 18 |
| 2016 | 9 | 4 |
| 2017 | 7 | 5 |
| 2018 | 4 | 11 |
| 2019 | 7 | 8 |
| 2020 | 11 | 11 |
| 2021 | 8 | 8 |
| 2022 | 4 | 9 |
| 2023 | 7 | 3 |
| 2024 | 10 | 10 |
| 2025 | 4 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tethered pencil device10 Feb 2026US 12,545,048 B2
- 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
- Thermochromic writing instrument15 Apr 2025US 12,275,269 B2Kabushiki Kaisha Pilot Corporation
- Friction body4 Mar 2025US 12,240,266 B2Societe BIC
- Writing instruments21 Jan 2025US 12,202,294 B2Societe BIC
- Phonetic game system28 May 2026US 2026/0145050 A1
- Multi-core writing implement5 Mar 2026US 2026/0061771 A1Kabushiki Kaisha Pilot Corporation
- Multi-point writing instruments13 Nov 2025US 2025/0346061 A1ZuMedia Inc.
- Attachment structure in writing instrument, writing instrument, and soft member30 Oct 2025US 2025/0332858 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Magnetically connectable spinner device and method for making the device23 Oct 2025US 2025/0326245 A1
Most cited
By later US patents
- Retractable writing utensil40US 7,350,996 B2Sanford, L. P. · 2008
- Two ended retractable writing instrument39US 4,221,490 AThe Gillette Company · 1980
- Crayon with eraser39US 6,505,984 B2Binney & Smith Inc. · 2003
- Eraser38US 5,072,483 A1991
- Eraser dispenser and writing instrument equipped with eraser dispenser31US 4,904,101 APentel of America, Ltd. · 1990