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:
Nov. 16, 1993
Filed:
Nov. 01, 1991
Applicant:
Inventor:
Alfonso L Baldi, Sea Isle City, NJ (US);
Assignee:
Alloy Surfaces Co. Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524430 ; 524435 ; 524437 ; 524440 ; 524441 ; 524459 ; 524557 ;
Abstract
A masking composition, which serves to prevent diffusion of one metal into selected areas of a substrate of another metal when said composition is applied to said selected areas, comprises a suspension of a masking powder in an aqueous solution comprising water and water soluble alcohol in which is dissolved polyvinyl alcohol.