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:
May. 16, 2006
Filed:
Jan. 12, 2001
Applicants:
Frank Caruso, Golm, DE;
Dieter Trau, Kowloon, HK;
Helmuth Möhwald, Bingen, DE;
Reinhard Renneberg, Kowloon, HK;
Inventors:
Frank Caruso, Golm, DE;
Dieter Trau, Kowloon, HK;
Helmuth Möhwald, Bingen, DE;
Reinhard Renneberg, Kowloon, HK;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/48 (2006.01); A61K 9/66 (2006.01); A61K 9/64 (2006.01); A61K 9/14 (2006.01); A61K 9/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for encapsulation of an uncharged crystalline solid particle include treating the crystalline solid particle material with amphiphilic substances and subsequently coating the material with a layer of charged polyelectrolyte or coating the material with a multilayer comprising alternating layers of oppositely charged polyelectrolytes.