Granted Patent
Utility
US 4,553,852 · App. 06/558,750
Apparatus and method for heat flow measurement
Inventors:
Gregory Derderian, Robert D. Orlandi, Larry S. Shu, Bahram Siadat
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Dec 7, 1983
Inventors
Gregory Derderian
Robert D. Orlandi
Larry S. Shu
Bahram Siadat
Assignee (at issue)
W. R. Grace & Co.
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.