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. 16, 2001
Filed:
Feb. 03, 1999
Applicant:
Inventors:
David J. Enscore, Sudbury, MA (US);
Patricia S. Campbell, Palo Alto, CA (US);
Diane Nedberge, Los Altos, CA (US);
Richard D. Frame, San Diego, CA (US);
Assignee:
Alza Corporation, Mountain View, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/302 ;
U.S. Cl.
CPC ...
A61F 1/302 ;
Abstract
An improved process for manufacturing transdermal drug delivery devices and devices made therefrom. The invention provides a heat equilibration process for the manufacture of drug delivery devices which eliminates the need to preload the body contacting layer with a drug. The method has particular application in the manufacture of transdermal drug delivery devices including a drug reservoir comprising drug in excess of saturation.