Granted Patent
Utility
US 4,280,971 · App. 06/089,963
Process for the production of pancreatin pellets
Inventors:
Martin Wischniewski, Lutz Feicho, Gerhard Fischer, Guenter Peschke
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Oct 31, 1979
Inventors
Martin Wischniewski
Lutz Feicho
Gerhard Fischer
Guenter Peschke
Assignee (at issue)
Kali-Chemie Pharma GmbH
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.