Granted Patent
Utility
US 6,164,818 · App. 09/234,768
Method and apparatus for measuring viscous heating of viscoelastic materials
Inventors:
John S. Dick, Henry Pawlowski
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Jan 21, 1999
Inventors
John S. Dick
Henry Pawlowski
Assignee (at issue)
ALPHA TECHNOLOGIES LTD.
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.