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:
Sep. 06, 1988
Filed:
Jan. 07, 1987
Applicant:
Inventor:
George Patterson, Lowell, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273 / ; 273 / ;
Abstract
A practice device for assisting a batter in learning a proper swing includes an elongated, lightweight, tubular member having two longitudinal ends which forms a longitudinal extension of the handle of the bat. The extension is circularly symmetrical about the longitudinal axis of the bat and has a fastener at one end for attachment coaxially of the member to the bat handle.