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:
Jan. 23, 1979
Filed:
Oct. 28, 1975
Applicant:
Inventor:
Philip F DiLeo, Boulder, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273 / ;
Abstract
A racquet having a replaceable playing surface. The racquet includes a one-piece solid frame having a handle and a head. The head is provided with an arcuate opening with a groove for receiving an insert. The insert has a rim with a playing surface secured fixedly therein, a spring lever attached to wires which have locks which provide for locking and unlocking of the insert within the head of the racquet.
DiLeo, Philip. (1979). Tennis racquet with insert (U.S. Patent No. 4135717). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4135717
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile