Granted Patent
Utility
US 5,814,175 · App. 08/480,799
Welded thermoplastic polymer article and a method and apparatus for making same
Inventors:
Steven E. Rau, Brian G. Morris, Robert W. Sauer
Patented Case
View Patent ↗
Granted: Sep 29, 1998
Filed: Jun 7, 1995
Inventors
Steven E. Rau
Brian G. Morris
Robert W. Sauer
Assignee (at issue)
Edlon 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.