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:
Aug. 21, 2001
Filed:
May. 07, 1999
Gastone P. Bello, Monmouth Beach, NJ (US);
Eli W. Packman, Merion, PA (US);
U.S. Dermatologics, Inc., Lawrenceville, NJ (US);
Abstract
A drug delivery device includes (a) a substantially moisture vapor permeable, liquid impermeable, flexible thermoplastic backing layer, (b) a moisture vapor permeable, flexible, oleophilic thermoplastic resin foam layer, (c) a pressure sensitive adhesive layer, and (d) a drug reservoir containing at least one hydrophilic drug composition and possessing a moisture vapor permeable, but hydrophilic drug composition impermeable, barrier layer applied to one surface thereof with the drug reservoir being applied to a portion of the adhesive layer such that the barrier layer lies between the hydrophilic drug composition and the adhesive layer thereby preventing any significant migration of the drug composition from the drug reservoir into the adhesive layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile