Granted Patent
Utility
US 4,280,553 · App. 06/021,282
System and process for storing energy
Inventors:
Samuel L. Bean, James W. Swaine, Jr., Paul R. Crawford
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Mar 16, 1979
Inventors
Samuel L. Bean
James W. Swaine, Jr.
Paul R. Crawford
Assignee (at issue)
Allied Chemical 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.