Transdermal delivery of drugs
Patent 4230105 Issued on October 28, 1980. Estimated Expiration Date: 
November 13, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 13, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2573791 3053255 3347233 3734097 3797494 3929131 Structure of warmer Patent #: 3976049 InventorAssigneeApplicationNo. 05/960354 filed on 11/13/1978US Classes:604/304, Bandage, pad, or shield placed on body for sustained treatment thereof424/449Transdermal or percutaneousExaminersPrimary: Rosenbaum, C. FredAttorney, Agent or FirmInternational ClassesA61L 15/16 (20060101)A61K 9/70 (20060101) A61L 15/58 (20060101) A61L 15/44 (20060101) AbstractAn improved method for the topical administration of systemically or locally active drugs utilizes a bandage containing one or more layers including a drug useful in the treatment of disease and a heat-generating substance, each dispersed intimately throughout said bandage layers. | |
