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:
Nov. 13, 1990
Filed:
Feb. 08, 1990
Applicant:
Inventors:
Gary L Hein, III, Decatur, IL (US);
Douglas S Hein, Elk Grove, IL (US);
Assignee:
Lincoln Diagnostics, Inc., Decatur, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
G10D / ;
U.S. Cl.
CPC ...
84319 ;
Abstract
A pitch changing device or slide bar for a guitar. The device is tubular and the outer surface tapers from an enlarged midportion toward the opposite ends so as to provide a generally convex exterior which allows the player to selectively engage only a single guitar string at a time or any two adjacent strings at a time.
Hein, III, Gary. (1990). Pitch changing device for guitar (U.S. Patent No. 4969382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4969382
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile