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:
Jun. 25, 1996
Filed:
Mar. 29, 1994
Applicant:
Inventors:
Assignee:
Morton International, Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; C11D / ; C03C / ; B08B / ;
U.S. Cl.
CPC ...
430331 ; 430329 ; 430256 ; 134-2 ; 134 38 ; 134 40 ; 134 42 ; 252143 ; 252158 ; 252170 ; 25217421 ; 252D / ;
Abstract
A coating-removing solution for photo-cross-linked and thermally cross-linked photoresist masks and solder resist masks cross-linked by exposure to light and heat and which solution contains a diglycol monoalkyl ether, a glycol monoalkyl ether, an alkali hydroxide, water, and a water-soluble fluoride.