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:
Feb. 07, 1989
Filed:
May. 27, 1988
Applicant:
Inventor:
Toshimichi Taguchi, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
174 685 ; 2281801 ;
Abstract
A printed circuit board has a copper foil pattern formed thereon in the shape of exclamation marks oriented in the direction of solder flow such that undesirable peelback effects can be isolated and the amount of solder attached to the pattern can be uniformly controlled.
Taguchi, Toshimichi. (1989). Printed circuit board (U.S. Patent No. 4803308). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4803308
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile