Granted Patent
Utility
US 4,460,478 · App. 06/430,374
Orthosilicate ester containing heat transfer fluids
Inventors:
Paul H. Mohr, Eugene A. Zientek
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: Sep 30, 1982
Inventors
Paul H. Mohr
Eugene A. Zientek
Assignee (at issue)
Union Carbide Corporation
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.