Granted Patent
Utility
US 5,615,786 · App. 08/388,426
Articulated coupling and a method of absorbing energy between two rail vehicles
Inventors:
Christophe Hoyon, Michel Cros
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Feb 14, 1995
Inventors
Christophe Hoyon
Michel Cros
Assignee (at issue)
GEC Alsthom Transport SA
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.