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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 D309317 B1

PDFFull Text
Date of Patent:
Jul. 17, 1990

Filed:

Apr. 13, 1988

Ball end mill

Applicant:
Inventors:

Osamu Tsujimura, Kawasaki, JP;

Tatsuo Arai, Kitamoto, JP;

Masayuki Okawa, Kawasaki, JP;

Assignee:

Mitsubishi Kinzoku Kabushiki Kaisha, Tokyo, JP;

Attorney:

Cushman, Darby & Cushman

Primary Examiner:

Nelson C Holtje

Assistant Examiner:

Jeffrey Asch

Int. Cl.
CPC ...
U.S. Cl.
CPC ...
D151 / ; 407 40 ; 407 54 ;

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Tsujimura, Osamu. (1990). Ball end mill (U.S. Patent No. D309317). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/D309317

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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