Granted Patent
Utility
US 4,565,807 · App. 06/512,793
Medicinal composition containing pirprofen and cyclodextrin and a method of use
Inventors:
Kaneto Uekama, Mikio Hanafusa, Masashi Tatsumi, Tohru Hibi
Patented Case
View Patent ↗
Granted: Jan 21, 1986
Filed: Jul 11, 1983
Inventors
Kaneto Uekama
Mikio Hanafusa
Masashi Tatsumi
Tohru Hibi
Assignee (at issue)
Ciba-Geigy
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.