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. 13, 1979
Filed:
Nov. 14, 1977
Applicant:
Inventors:
Donald C McCarthy, Delran, NJ (US);
Martin Rayl, Lawrenceville, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
361411 ; 174 / ;
Abstract
This invention pertains to increasing the arc track resistance of printed circuit boards by applying an acrylic resin to the printed circuit board wherein the acrylic resin is a polymer having the recurring unit: ##STR1## wherein x of each unit is independently selected from integers of 0 to 15 and each R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 is independently selected from the group consisting of H, --CH.sub.3 and --C.sub.2 H.sub.5.