Granted Patent
Utility
US 5,226,681 · App. 07/738,682
Outlet connection assembly
Inventors:
William H. Smith, Robert E. Cates
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jul 31, 1991
Inventors
William H. Smith
Robert E. Cates
Assignee (at issue)
Baltimore Aircoil Company, 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.