Granted Patent
Utility
US 4,649,937 · App. 06/695,708
Etched grooved electrode for pacing lead and method for making same
Inventors:
Abel DeHaan, W. Kinzy Jones, Richard D. Krug
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Jan 28, 1985
Inventors
Abel DeHaan
W. Kinzy Jones
Richard D. Krug
Assignee (at issue)
CORDIS CORPORATION
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.