Granted Patent
Utility
US 4,582,799 · App. 06/485,472
Process for recovering nonsecreted substances produced by cells
Inventor:
Allan P. Jarvis, Jr.
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Apr 15, 1983
Inventor
Allan P. Jarvis, Jr.
Assignee (at issue)
Damon Biotech, Inc.
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.