Granted Patent
Utility
US 4,301,045 · App. 05/792,524
Synthesis of peptides
Inventors:
Emil T. Kaiser, Robert L. Colescott
Patented Case
View Patent ↗
Granted: Nov 17, 1981
Filed: May 2, 1977
Inventors
Emil T. Kaiser
Robert L. Colescott
Assignee (at issue)
Armour Pharmaceutical
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.