Granted Patent
Utility
US 6,726,863 · App. 09/940,626
Thermoplastic tube
Inventors:
Arjan Dirk van Lenthe, Jan Hendrik Prenger, Jan Visscher
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Aug 29, 2001
Inventors
Arjan Dirk van Lenthe
Jan Hendrik Prenger
Jan Visscher
Assignee (at issue)
Wavin B.V.
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.