Preparation and use of ion exchange resins loaded with quinolonecarboxylic acid derivatives
Patent 5152986 Issued on October 6, 1992. Estimated Expiration Date: 
October 24, 2009. 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.
October 24, 2009. 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 3051623 3317388 Liquid prolonged release pharmaceutical formulations containing ionic constituents Quinolonecarboxylic acid derivatives Thermosettable imide compound and epoxy resin composition containing the same Benzoheterocyclic compounds 1-aryl-4-quinolone-3-carboxylic acids Patent #: 4980353 InventorsApplicationNo. 426123 filed on 10/24/1989US Classes:424/78.14, Nitrogen heterocycle424/78.15, Plural nitrogen heteroatoms or rings424/442Animal foodExaminersPrimary: Page, Thurman K.Assistant: Kulkosky, Peter F. Attorney, Agent or FirmInternational ClassesA61K 031/74A61K 031/505 Foreign Application Priority Data1987-06-13 DEAbstractKnown antibacterial quinolonecarboxylic acid derivatives such as ciprofloxacin are administered to animals in their food in the form of weak cation exchangers loaded therewith. The taste is much improved and the animals accept the material more readily. | |
