Granted Patent
Utility
US 6,516,627 · App. 09/849,557
Flowing pool shell and tube evaporator
Inventors:
H. Kenneth Ring, Jon P. Hartfield, Sean A. Smith, William J. Peck
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: May 4, 2001
Inventors
H. Kenneth Ring
Jon P. Hartfield
Sean A. Smith
William J. Peck
Assignee (at issue)
American Standard International 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.