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:
Apr. 22, 1986
Filed:
Jun. 15, 1984
Applicant:
Inventors:
James S Kenworthy, Rockland, MA (US);
Victor Motyka, South Attleboro, MA (US);
Robert G Spindler, Plymouth, MN (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B44F / ; G03B / ;
U.S. Cl.
CPC ...
428 38 ; 16225 ; 16DI / ; 156 99 ; 156106 ; 428101 ; 428428 ; 428429 ; 430321 ;
Abstract
Hinged glass photomask assemblies for photolithographic processes are disclosed wherein a flexible polymeric split hinge is used to join glass plates thereby providing for greater flexibility of the phototool.
Quick Actions:
Kenworthy, James. (1986). Precured split hinge for photomask assembly (U.S. Patent No. 4584216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4584216
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile