B43L 19/0081
Of the mechanical pencil type
Official title: {of the mechanical pencil type}
B43L19/0081 (Of the mechanical pencil type) appears on 28 US grants and 32 published applications in this corpus.
Search patents in B43L- Granted patents
- 28
- Published applications
- 32
- Assignees
- 12
- Inventors
- 54
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 4 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 4 | 3 |
| 2012 | 2 | 0 |
| 2013 | 4 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Soft member attachment structure and thermochromic writing instrument5 Mar 2024US 11,919,324 B2Kabushiki Kaisha Pilot Corporation
- Writing instrument equipped with a locking device13 Feb 2024US 11,897,278 B2Societe BIC
- Writing instrument with a locking device6 Apr 2021US 10,967,668 B2Societe BIC
- Writing instrument side-knock mechanism24 Nov 2020US 10,843,502 B2Sanford, L. P.
- Writing instrument side-knock mechanism7 Jan 2020US 10,525,762 B2Sanford, L. P.
- Soft Member Attachment Structure and Thermochromic Writing Instrument16 Feb 2023US 2023/0047274 A1KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Writing instrument equipped with a locking device24 Jun 2021US 2021/0187995 A1Societe BIC
- Writing instrument with a locking device23 Apr 2020US 2020/0122500 A1Societe BIC
- Writing Instrument Side-Knock Mechanism26 Mar 2020US 2020/0094611 A1Sanford, L. P.
- Rod-like object dispensing container19 Sep 2019US 2019/0283486 A1Kotobuki & Co., Ltd.
Most cited
By later US patents