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:
Sep. 05, 1978
Filed:
Aug. 25, 1975
Applicant:
Inventor:
Francois Meiller, Palaiseau, FR;
Assignee:
Rhone-Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428403 ; 1063 / ; 1063 / ; 260 / ; 428323 ; 428329 ; 428331 ; 428332 ; 428404 ; 428407 ; 428413 ;
Abstract
Modified porous mineral carriers in which the surfaces are covered by a cross-linking polymer formed by reaction of at least one polyamine with at least one epoxide compound.