B65H 2701/357
Marking strings
Official title: Marking strings, e.g. pre-inked lines
B65H2701/357 (Marking strings) appears on 11 US grants and 10 published applications in this corpus.
Search patents in B65H- Granted patents
- 11
- Published applications
- 10
- Assignees
- 3
- Inventors
- 19
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 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 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Geared chalk line19 Aug 2025US 12,391,064 B1
- Chalk box with line lock assembly25 Feb 2025US 12,233,665 B2Apex Brands, Inc.
- Drive structure for tape or chalk reels1 Aug 2023US 11,713,210 B2Apex Brands, Inc.
- Reel-to-reel chalk line21 Dec 2021US 11,203,223 B2
- Reel-to-reel chalk line system and method10 Mar 2020US 10,583,687 B2
- Improved drive structure for tape or chalk reels16 Mar 2023US 2023/0081691 A1Apex Brands, Inc.
- Chalk Box with Line Lock Assembly9 Jun 2022US 2022/0176733 A1Apex Brands, Inc.
- Reel-to-reel chalk line5 Mar 2020US 2020/0070568 A1
- Reel-To-Reel Chalk Line System and Method31 Jan 2019US 2019/0030945 A1
- Automatic Retractable Chalk Line Box30 Aug 2012US 2012/0216414 A1
Most cited
By later US patents
- Automatically retracting chalk line marking tool67US 5,822,874 A1998
- Disposable striking line dispenser26US 4,606,134 A1986
- Chalk line reel structure19US 4,592,148 A1986
- Chalk line device14US 7,311,283 B2Irwin Industrial Tool Company · 2007
- Chalk line device12US 7,681,826 B2Irwin Industrial Tool Company · 2010