Granted Patent
Utility
US 6,138,466 · App. 09/190,543
System for cooling electric vehicle batteries
Inventors:
Barry J. Lake, Lawrence P. Ziehr, Bruce T. Siekkinen, Richard Harris, Gerald P. Spezia
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: Nov 12, 1998
Inventors
Barry J. Lake
Lawrence P. Ziehr
Bruce T. Siekkinen
Richard Harris
Gerald P. Spezia
Assignee (at issue)
Daimlerchrysler AG
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.