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:
Jul. 09, 2002
Filed:
Aug. 30, 1999
Applicant:
Inventor:
James T. Williams, Westland, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B 1/700 ;
U.S. Cl.
CPC ...
B28B 1/700 ;
Abstract
A hand tool for forming a slot between the outer cylindrical surface of a manhole frame, and the concrete in which the frame is embedded. The tool has a tool body with a bottom surface that engages the soft concrete in which the frame is embedded, and a concave lip for slidably engaging the outer surface of the manhole frame or any other circular or cylindrical object.
Williams, James. (2002). Circular edging tool for concrete (U.S. Patent No. 6415472). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6415472
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile