Granted Patent
Utility
US 5,927,534 · App. 09/082,028
Seal for floating roof of storage tank
Inventors:
Richard Paul King, Russell Curtiss, John R. LeBlanc
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: May 20, 1998
Inventors
Richard Paul King
Russell Curtiss
John R. LeBlanc
Assignee (at issue)
HMT LLC
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.