Granted Patent
Utility
US 4,123,864 · App. 05/647,008
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Inventors:
John H. Batts, Judd F. Garrison
Patented Case
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Granted: Nov 7, 1978
Filed: Jan 7, 1976
Inventors
John H. Batts
Judd F. Garrison
Assignee (at issue)
John Thomas Batts, 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.