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. 15, 2003
Filed:
Dec. 17, 2001
Applicant:
Inventor:
Chun-Cheng Chen, Taichung, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D 1/308 ;
U.S. Cl.
CPC ...
G10D 1/308 ;
Abstract
A drum has a shell, a pair of batter heads disposed on two sides of the shell, a pair of collars enclosing the batter heads and surrounding the shell, a pair of positioning hoops surrounding the collars, a large number of connection seats disposed on the shell, a large number of positioning mounts disposed on the positioning hoops, and a large number of positioning fasteners fastening the connection seats and the positioning mounts together. Each of the positioning hoops has an inner curved flange to press the corresponding collar on the shell.
Chen, Chun-Cheng. (2003). Drum (U.S. Patent No. 6593517). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6593517
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile