Granted Patent
Utility
US 5,699,665 · App. 08/630,493
Control system with induced load isolation and relief
Inventor:
Gregory T. Coolidge
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Apr 10, 1996
Inventor
Gregory T. Coolidge
Assignee (at issue)
Commercial Intertech Limited
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.