Imidazoquinoxalinones, their aza analogs and process for their preparation
Patent 5055465 Issued on October 8, 1991. Estimated Expiration Date: 
May 31, 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.
May 31, 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 ReferencesMethod for handling and baling metallic scrap material Imidazoquinoxaline compounds Patent #: 4440929 InventorAssigneeApplicationNo. 359182 filed on 05/31/1989US Classes:514/228.2, Polycyclo ring system having the additional hetero ring as one of the cyclos514/233.2, Ring nitrogen shared by two of the cyclos514/250, At least three rings in the polycyclo ring system544/60, Additional hetero ring containing544/80, Ring nitrogen in the polycyclo ring system544/115, The diazine ring is one of the cyclos in a polycyclo ring system544/346Ring nitrogen is shared by two of the cyclos (e.g., ergot, alkaloids, etc.)ExaminersPrimary: Lee, Mary C.Assistant: McKane, Joseph K. Attorney, Agent or FirmInternational ClassesA61K 031/54A61K 031/535 C07D 417/14 C07D 413/14 AbstractThis invention relates to novel imidazoquinoxalinones and their aza analogs and to a process for their preparation. The compounds of this invention have been found to have inodilatory, vasodilatory, venodilatory and other pharmacologic effects.Other References
Field of SearchPolycyclo ring system having the additional hetero ring as one of the cyclosRing nitrogen shared by two of the cyclos At least three rings in the polycyclo ring system Additional hetero ring containing Ring nitrogen in the polycyclo ring system Four or more ring nitrogens in the polycyclo ring system The diazine ring is one of the cyclos in a polycyclo ring system Ring nitrogen is shared by two of the cyclos (e.g., ergot, alkaloids, etc.) |
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