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:
May. 10, 1983
Filed:
Jul. 01, 1981
Applicant:
Inventors:
Assignee:
Dainippon Screen Mfg., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430-7 ; 430293 ; 430294 ;
Abstract
A method of manufacturing a stripe filter for optical usages, the method being based on a partially hardening of a liquid colored composition spread on a transparent base plate together with a partially eliminating of portions remaining soluble after the hardening operation, wherein a series of these operations is repeated with said compositions respectively assuming different colors.