Granted Patent
Utility
US 5,186,248 · App. 07/856,271
Extruded tank condenser with integral manifold
Inventor:
Gary A. Halstead
Patented Case
View Patent ↗
Granted: Feb 16, 1993
Filed: Mar 23, 1992
Inventor
Gary A. Halstead
Assignee (at issue)
General Motors LLC
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.