Granted Patent
Utility
US 5,829,485 · App. 08/872,158
Foam coated convoluted tubing
Inventors:
Francis B. Fatato, Lee H. Martin
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Jun 10, 1997
Inventors
Francis B. Fatato
Lee H. Martin
Assignee (at issue)
Bentley-Harris 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.