Granted Patent
Utility
US 6,079,095 · App. 08/941,974
Forming a flange on a tubular member lined with a thermoplastic liner
Inventors:
James S. McMillan, Simon Tarsha
Patented Case
View Patent ↗
Granted: Jun 27, 2000
Filed: Oct 1, 1997
Inventors
James S. McMillan
Simon Tarsha
Assignee (at issue)
Pipe Rehab 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.