Granted Patent
Utility
US 3,982,334 · App. 05/589,893
Compartmentalized micromagnet display device
Inventor:
Clarence R. Tate
Patented Case
View Patent ↗
Granted: Sep 28, 1976
Filed: Jun 24, 1975
Inventor
Clarence R. Tate
Assignee (at issue)
Thalatta, 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.