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:
Dec. 28, 1993
Filed:
Jul. 01, 1991
Applicant:
Inventors:
James F Rooney, Bethany, CT (US);
Won G Park, Manteca, CA (US);
Assignee:
Olin Corporation, Cheshire, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
29428 ; 29759 ; 29785 ; 264153 ; 156261 ; 156520 ;
Abstract
A method and apparatus for forming and attaching a preform to a metallic workpiece, particularly an epoxy preform for use in electronic packages. The epoxy preform is stamped from a strip and maintained in an upper die assembly. The metallic workpiece is indexed underneath the upper die assembly whereupon the epoxy preform is deposited onto the metallic workpiece and the metallic workpiece removed from underneath the upper die assembly.
Rooney, James. (1993). Method and apparatus for forming and positioning a preform on a workpiece (U.S. Patent No. 5272800). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5272800
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile