Granted Patent
Utility
US 5,492,822 · App. 08/386,433
Method for recovering purified 100,000 dalton molecular weight fraction of human pancreatic cholesterol esterase
Inventors:
Louis G. Lange, III, Curtis A. Spilburg, Paula M. Kinnunen
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Feb 10, 1995
Inventors
Louis G. Lange, III
Curtis A. Spilburg
Paula M. Kinnunen
Assignee (at issue)
Louis G. Lange, III
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.