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:
Aug. 02, 1994
Filed:
Feb. 17, 1993
Applicant:
Inventors:
Assignee:
Helsa-Werke Helmut Sandler GmbH & Co. KG, Gefrees, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428195 ; 2-2 ; 156 84 ; 1563084 ; 1563244 ; 427202 ; 4272071 ; 427258 ; 4273899 ; 428196 ; 428197 ; 428198 ; 428201 ; 428206 ;
Abstract
To produce a flexible material comprising a carrier with active particles fixed thereon by adhesive points, the adhesive points are applied to the carrier when the carrier is of larger area than in its final condition, whereby the adhesive points with active particles adhering thereto are brought closer together in the final condition of the material than when the adhesive points were initially applied.