Acetaminophen/hydroxyzine analgesic combinations
Patent 4794112 Issued on December 27, 1988. Estimated Expiration Date: 
February 14, 2006. 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.
February 14, 2006. 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.InventorApplicationNo. 06/829571 filed on 02/14/1986US Classes:514/255.04, Plural carbocyclic rings bonded directly to the same acyclic carbon atom which is attached directly or indirectly to the piperazine ring by nonionic bonding514/629R is hydrogen or a lower saturated alkyl of less than seven carbonsExaminersPrimary: Friedman, Stanley J.Attorney, Agent or FirmInternational ClassesA61K 31/495 (20060101)A61K 31/505 (20060101) AbstractCombinations of hydroxyzine or it's therapeutically acceptable, non-toxic salts, with acetaminophen are effective analgesic compositions. | |
