Granted Patent
Utility
US 6,640,887 · App. 09/742,708
Two piece heat exchanger manifold
Inventors:
Bradley Abell, Richard Gibbons
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Dec 20, 2000
Inventors
Bradley Abell
Richard Gibbons
Assignee (at issue)
Visteon Global Technologies, 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.