Granted Patent
Utility
US 4,920,145 · App. 07/161,881
Water-soluble complexes of water-insoluble pharmaceutical compounds and preparation thereof
Inventors:
James R. Cho, Terry E. Smith, Ian W. Cottrell
Patented Case
View Patent ↗
Granted: Apr 24, 1990
Filed: Feb 29, 1988
Inventors
James R. Cho
Terry E. Smith
Ian W. Cottrell
Assignee (at issue)
GAF Chemicals Corporation
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.