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. 27, 2000
Filed:
Apr. 07, 1997
Applicant:
Inventors:
Ashok Sengupta, London, CA;
Kent E Nielsen, Dorchester, CA;
Galina Barinshteyn, London, CA;
Kai Li, Arcadia, CA (US);
John P Banovetz, Minneapolis, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424408 ; 424404 ; 424405 ; 424407 ; 424451 ; 424455 ; 424456 ; 424489 ; 514962 ;
Abstract
A composition comprising two suspensions: A) an aqueous suspension of microcapsules containing biologically active materials and B) an adhesive suspension of adhesive microspheres. The composition is useful for adhering microencapsulated biologically active material onto an intended substrate.