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:
Jul. 31, 1990
Filed:
Jan. 26, 1989
Applicant:
Inventors:
Kenneth K Ko, West Grove, PA (US);
Jesse D Miller, Jr, Lancaster, PA (US);
Wayne R Shelly, Lancaster, PA (US);
Susan M Von Stetten, Landisville, PA (US);
Assignee:
Armstrong World Industries, Inc., Lancaster, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; B32B / ;
U.S. Cl.
CPC ...
428327 ; 428402 ; 428357 ; 524567 ; 524569 ; 524910 ; 524911 ; 524912 ; 524913 ; 524914 ;
Abstract
A surface covering product having static dissipative electrical properties comprises a consolidated agglomeration of individual chips of polymeric material and wherein at least a portion of said individual chips contain an antistatic agent. A second portion of individual chips contain no antistatic agent or a reduced amount of antistatic agent.