Granted Patent
Utility
US 5,256,329 · App. 07/799,594
1,1-dichloro-1-fluoroethane dewatering systems
Inventors:
Chien C. Li, Kane D. Cook, Rajat S. Basu, Stanley S. Seelig
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Nov 27, 1991
Inventors
Chien C. Li
Kane D. Cook
Rajat S. Basu
Stanley S. Seelig
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.