Chalk line marking device
Description
Broken lines are for illustrative purposes only, and form no part of the claimed design.
Claims
The ornamental design for a chalk line marking device, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
1101319 | June 1914 | Neff |
10232590 | February 2004 | DE |
WO-2004010080 | January 2004 | WO |
Patent History
Patent number: D982464
Type: Grant
Filed: Jun 1, 2021
Date of Patent: Apr 4, 2023
Inventor: Joshua Backman (Samoa, CA)
Primary Examiner: Antoine Duval Davis
Application Number: 29/786,631
Type: Grant
Filed: Jun 1, 2021
Date of Patent: Apr 4, 2023
Inventor: Joshua Backman (Samoa, CA)
Primary Examiner: Antoine Duval Davis
Application Number: 29/786,631
Classifications
Current U.S. Class:
With Casing, I.e., Retractable Type (D10/72)