Granted Patent
Utility
US 6,113,081 · App. 09/107,622
Snap-on bumper for air spring
Inventors:
Mark D. Hilburger, Daniel J. Leonard, Mohamad Taghizadeh
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Jun 30, 1998
Inventors
Mark D. Hilburger
Daniel J. Leonard
Mohamad Taghizadeh
Assignee (at issue)
Bridgestone Firestone
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.