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. 01, 2000
Filed:
Jan. 09, 1997
Applicant:
Inventors:
Matthew T Scholz, Woodbury, MN (US);
Robert A Asmus, Hudson, MN (US);
John C Hedenstrom, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
424449 ; 514937 ; 514946 ; 514947 ;
Abstract
Hydroalcoholic compositions useful for the enhancement of the transdermal delivery of a pharmaceutical agent, methods of preparation, transdermal delivery systems, and methods of delivering the pharmaceutical agent are provided. The composition includes a lower alcohol and water in a weight ratio of at least about 20:80, a pharmaceutical agent, and an emulsifier system.