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. 30, 1988
Filed:
Aug. 26, 1987
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; B32B / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
424 78 ; 428402 ; 526302 ; 526314 ; 526212 ;
Abstract
Crosslinked polymers which are produced from monomers containing glycerol carbonate groups, crosslinking monomers and, where appropriate, other monoethylenically unsaturated monomers are composed of principally spherical porous particles and are very suitable as carrier materials for the immobilization of biologically active substances.