Granted Patent
Utility
US 5,580,841 · App. 08/314,579
Solid, phytoactive compositions and method for their preparation
Inventors:
Jimmy H. Chan, Roger R. Djafar
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Sep 28, 1994
Inventors
Jimmy H. Chan
Roger R. Djafar
Assignee (at issue)
Zeneca Limited
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.