Granted Patent
Utility
US 5,872,497 · App. 08/735,728
High energy transfer relay
Inventors:
Daniel Yerkovich, Stephen T. Vincent, Richard J. Cardin
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Oct 23, 1996
Inventors
Daniel Yerkovich
Stephen T. Vincent
Richard J. Cardin
Assignee (at issue)
PHYSIO-CONTROL, 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.