Granted Patent
Utility
US 6,027,779 · App. 08/247,960
Thin-wall polytetrafluoroethylene tube
Inventors:
Carey V. Campbell, Donald G. M. Goffena, James D. Lewis, David J. Myers, Clayton M. Sparling
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: May 24, 1994
Inventors
Carey V. Campbell
Donald G. M. Goffena
James D. Lewis
David J. Myers
Clayton M. Sparling
Assignee (at issue)
W. L. Gore & Associates, 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.