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:
Feb. 22, 2005
Filed:
Jun. 05, 2001
Applicants:
Jeffrey Wheeler, Surrey, CA;
Marcel B. Bally, Bowen Island, CA;
Yuan-peng Zhang, Sunnyvale, CA (US);
Dorothy L. Reimer, Vancouver, CA;
Michael Hope, Vancouver, CA;
Inventors:
Jeffrey Wheeler, Surrey, CA;
Marcel B. Bally, Bowen Island, CA;
Yuan-Peng Zhang, Sunnyvale, CA (US);
Dorothy L. Reimer, Vancouver, CA;
Michael Hope, Vancouver, CA;
Assignee:
Inex Pharmaceuticals Corporation, Burnaby, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K009/127 ; A61K031/70 ; C12N015/88 ; G01N033/53 ;
U.S. Cl.
CPC ...
Abstract
Particle aggregation of lipid:nucleic acid complex particles is prevented by incorporating a non-cationic lipid into lipid:nucleic acid complex particles containing a cationic lipid and a nucleic acid polymer. The non-cationic lipid is a polyethylene glycol-based polymer.