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.:

US 10974100 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 13, 2021

Filed:

Apr. 27, 2017
Applicant:

Yonex Kabushiki Kaisha, Tokyo, JP;

Inventors:

Naoto Ogawa, Niigata, JP;

Masato Kawabata, Niigata, JP;

Hitoshi Kato, Niigata, JP;

Tsutomu Takahashi, Niigata, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 49/02 (2015.01); A63B 49/022 (2015.01); A63B 60/00 (2015.01); A63B 102/02 (2015.01); A63B 102/04 (2015.01); A63B 102/06 (2015.01);
U.S. Cl.
CPC ...
A63B 49/022 (2015.10); A63B 49/02 (2013.01); A63B 60/006 (2020.08); A63B 2049/0217 (2013.01); A63B 2102/02 (2015.10); A63B 2102/04 (2015.10); A63B 2102/06 (2015.10);
Abstract

A racket includes: a grip; an annular frame; and a shaft coupling the grip and the frame together; wherein a projection is provided to an outer peripheral face on a leading end half of the frame in a predetermined range including a location of maximum curvature in a peripheral direction.


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Ogawa, Naoto. (2021). Racket and grommet (U.S. Patent No. 10974100). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10974100

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