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. 15, 1978
Filed:
Sep. 09, 1975
Applicant:
Inventors:
Richard Charles Oppenheim, Parkville, AU;
Jennifer Joy Marty, East Kew, AU;
Peter Speiser, Zurich, CH;
Assignee:
Pharmaceutical Society of Victoria, Parkville, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 22 ; 252316 ; 424 34 ; 424 35 ; 424 36 ; 424 37 ; 424214 ; 424230 ; 424244 ; 424254 ;
Abstract
Particles in the size range from about 10 to about 1000 nm, preferably less than about 500 nm, which comprise a crosslinked matrix of macromolecules of natural origin. A biologically or pharmacodynamically active material may be supported on or incorporated into the matrix.