B43L 19/0075
Of the pencil type
Official title: {of the pencil type}
B43L19/0075 (Of the pencil type) appears on 51 US grants and 51 published applications in this corpus.
Search patents in B43L- Granted patents
- 51
- Published applications
- 51
- Assignees
- 20
- Inventors
- 90
- Latest grant
- 27 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 4 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 4 |
| 2011 | 4 | 4 |
| 2012 | 4 | 0 |
| 2013 | 4 | 2 |
| 2014 | 3 | 7 |
| 2015 | 3 | 4 |
| 2016 | 3 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 4 |
| 2020 | 5 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Writing instruments27 Aug 2024US 12,070,968 B2Societe BIC
- 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
- Erasing member and erasing tool using the same28 Dec 2021US 11,207,913 B2Mitsubishi Pencil Company, Limited
- Writing instrument with a locking device6 Apr 2021US 10,967,668 B2Societe BIC
- Method, Product, and Kit, Glued Eraser Tips, or Glued Eraser Attachments to Pencils and Writing Instruments19 Jun 2025US 2025/0196528 A1
- Writing instruments21 Mar 2024US 2024/0092116 A1Societe BIC
- 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
Most cited
By later US patents
- Marking and eradicating instrument and method of use of same37US 6,179,501 B22001
- Marking and eradicating instrument and method of use of same21US 6,004,057 A1999
- Stick-shaped material propelling device18US 5,553,956 AKotobuki & Co., Ltd. · 1996
- Working out container of bar shaped article14US 4,856,693 AKotobuki & Co., Ltd. · 1989
- Retractable tip mechanical pencil assembly13US 6,979,142 B12005