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. 16, 1981
Filed:
Jun. 09, 1978
Applicant:
Inventors:
Theodore J Sweeney, Grosse Pointe City, MI (US);
John G Haviland, Orchard Lake, MI (US);
Assignee:
Theodore Sweeney & Company, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428307 ; 156 90 ; 156313 ; 1563066 ; 427208 ; 428 31 ; 428189 ; 428315 ; 428354 ; 428355 ;
Abstract
Described is an adhesive assembly containing a first adhesive and a second adhesive which is of a different strength or chemical composition than the first adhesive and positioned between the first and second adhesives is a barrier means for preventing contamination of the respective adhesives or the substrates to which they adhere wherein the combination of the adhesives includes a spongy or foam layer. Also described is a method of adhering together a plurality of substrates employing the adhesive assembly.