Granted Patent
Utility
US 5,397,649 · App. 07/935,628
Intermediate coating layer for high temperature rubbing seals for rotary regenerators
Inventors:
James L. Schienle, Thomas E. Strangman
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Aug 26, 1992
Inventors
James L. Schienle
Thomas E. Strangman
Assignee (at issue)
AlliedSignal, 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.