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:
Nov. 13, 2012
Filed:
Feb. 28, 2007
Applicants:
Xiu Xiu Cheng, Weston, FL (US);
Dacheng Tian, Miramar, FL (US);
Inventors:
Xiu Xiu Cheng, Weston, FL (US);
Dacheng Tian, Miramar, FL (US);
Assignee:
Watson Pharmaceuticals, Inc., Corona, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/00 (2006.01); A61K 9/52 (2006.01); A61K 9/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a novel controlled release dosage form that releases therapeutic amounts of a sedative or hypnotic agent rapidly after administration and maintains therapeutic levels for about eight hours after administration.