Granted Patent
Utility
US 4,609,731 · App. 06/141,304
Process for brominating ergot alkaloids
Inventors:
Milan Jurgec, Rudolf Rucman, Branko Stanovnik, Miha Tisler
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: Apr 18, 1980
Inventors
Milan Jurgec
Rudolf Rucman
Branko Stanovnik
Miha Tisler
Assignee (at issue)
Sandoz AG
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.