Soft patch
Patent 4695465 Issued on September 22, 1987. Estimated Expiration Date: 
April 5, 2005. 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.
April 5, 2005. 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 3249109 Pyrazole ether derivatives Soft buccal Patent #: 4572832 InventorsAssigneeApplicationNo. 06/720401 filed on 04/05/1985US Classes:424/449, Transdermal or percutaneous424/445, Dressings424/447, Bandages with incorporated medicaments424/448, Pressure sensitive adhesive means514/774, Gelatin or derivative514/946, PENETRANT OR ABSORBENT (ENHANCES PENETRATION INTO SUBJECT TREATED)514/947Topical applicationExaminersPrimary: Rose, Shep K.Attorney, Agent or FirmInternational ClassA61K 9/70 (20060101)Foreign Application Priority Data1984-04-05 JPAbstractDrug preparations for external application having a stick-itself-to-the-skin property, so-called "soft patch", are provided. The preparations contain a drug, a water-soluble protein having an absorption-promoting effect, a polyhydric alcohol a tackifier, and an oleaginous substance, and ensure an improved percutaneous absorption and bioavailability of the drugs, thus permitting an accurate control of drug dosage. | |
