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:
Jan. 19, 1999
Filed:
Oct. 03, 1996
Applicant:
Inventor:
Carl J Wheeler, Poway, CA (US);
Assignee:
Vical Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
514247 ; 514255 ; 424-121 ; 424-9321 ; 424417 ; 424420 ; 424812 ; 427-214 ; 544358 ; 544359 ;
Abstract
The present invention relates to piperazine based amphilic cationic lipids useful for gene therapy, transfection, and introducing immunogenic compounds for the purpose of vaccination. The disclosed compounds have lipophilic moieties linked to the ring nitrogens. In addition, at least one of the ring nitrogens is quatranized and linked to a hydrocarbon having at least one heteroatom.