Granted Patent
Utility
US 4,594,328 · App. 06/714,495
Tissue protein PP.sub.21, a process for obtaining it and its use
Inventors:
Hans Bohn, Wilhelm Winckler
Patented Case
View Patent ↗
Granted: Jun 10, 1986
Filed: Mar 21, 1985
Inventors
Hans Bohn
Wilhelm Winckler
Assignee (at issue)
Hoechst 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.