Transdermal system for the administration of pharmacological compounds under pH-controlled conditions
Patent 5462744 Issued on October 31, 1995. Estimated Expiration Date: 
November 8, 2013. 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 8, 2013. 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 ReferencesSustained release pharmaceutical plaster Chelation product Prevention of contact allergy by coadministration of a corticosteroid with a sensitizing drug Anti-inflammatory analgesic patch Patent #: 5116621 InventorsAssigneeApplicationNo. 148796 filed on 11/08/1993US Classes:424/448, Pressure sensitive adhesive means424/449Transdermal or percutaneousExaminersPrimary: Phelan, D. GabrielleAttorney, Agent or FirmForeign Patent References
International ClassA61F 013/00Foreign Application Priority Data1990-11-29 DEAbstractThe invention relates to an improved transdermal administration of pharmacologically active compounds. | |
