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:
Oct. 22, 1985
Filed:
May. 22, 1984
Applicant:
Inventor:
Robert B Heiart, Middletown, NJ (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F / ; G03C / ;
U.S. Cl.
CPC ...
430 22 ; 430322 ; 430325 ; 430326 ; 430327 ; 430935 ; 430312 ;
Abstract
A process is disclosed for the application of a photosensitive liquid between the substrate and the photomask during contact printing. The substrate and photomask are aligned in a hinged relationship.