Granted Patent
Utility
US 6,375,638 · App. 09/249,666
Incremental motion pump mechanisms powered by shape memory alloy wire or the like
Inventors:
Clyde K. Nason, William H. Stutz, Jr.
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Feb 12, 1999
Inventors
Clyde K. Nason
William H. Stutz, Jr.
Assignee (at issue)
MEDTRONIC MINIMED, 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.