The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 26, 2025
Filed:
Apr. 26, 2022
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
David Bruno Parzynski, Jr., Peoria, IL (US);
Thomas Marshall Congdon, Dunlap, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 3/815 (2006.01); E02F 9/28 (2006.01); E21C 35/183 (2006.01);
U.S. Cl.
CPC ...
E02F 3/8152 (2013.01); E02F 9/2816 (2013.01); E02F 9/285 (2013.01); E02F 9/2858 (2013.01); E02F 9/2883 (2013.01); E21C 35/1837 (2020.05);
Abstract
A tool bit includes a working portion, and a shank portion defining a shank free end. The working portion includes a pair of side inserts, and a front insert.