Granted Patent
Utility
US 4,769,906 · App. 06/875,797
Round-to-flat cable assembly
Inventors:
Richard M. Purpura, Jack H. Semple
Patented Case
View Patent ↗
Granted: Sep 13, 1988
Filed: Jun 18, 1986
Inventors
Richard M. Purpura
Jack H. Semple
Assignee (at issue)
Switchcraft, 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.