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:
May. 10, 2005
Filed:
Jul. 07, 2000
Ying Sun, Somerville, NJ (US);
Ralph W. Oakeson, Racine, WI (US);
Stephen J. Wisniewski, Doylestown, PA (US);
Jonas C. T. Wang, West Windsor, NJ (US);
Ying Sun, Somerville, NJ (US);
Ralph W. Oakeson, Racine, WI (US);
Stephen J. Wisniewski, Doylestown, PA (US);
Jonas C. T. Wang, West Windsor, NJ (US);
Johnson & Johnson Consumer Companies, Inc., Skillman, NJ (US);
Abstract
The present invention relates to an exothermic device for topically delivering an active agent comprising a liquid reservoir comprising water, a heating element comprising an oxidizable material, an oxygen-permeable outer-layer, an active agent, and a water-impermeable layer, wherein upon the rupturing of the liquid reservoir, the water contacts the heating element and the oxygen to create and exothermic reaction.