Granted Patent
Utility
US 6,554,199 · App. 09/680,712
Trackway for transrapid
Inventors:
Hermann C. Flessner, Rolf Werner, Winfried Mohr
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Oct 6, 2000
Inventors
Hermann C. Flessner
Rolf Werner
Winfried Mohr
Assignee (at issue)
Pfleiderer Infrastrukturtechnik GmbH & Co. KG
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.