Granted Patent
Utility
US 4,587,342 · App. 06/546,850
2,4-diamino-(substituted-benzopyran(quinolyl,isoquinoly)methyl)pyrimidine s useful as antibacterials
Inventors:
Susan Mary Daluge, Paul M. Skonezny
Patented Case
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Granted: May 6, 1986
Filed: Oct 31, 1983
Inventors
Susan Mary Daluge
Paul M. Skonezny
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.