Granted Patent
Utility
US 6,250,613 · App. 09/281,375
Non-metallic spacer for air spring assembly
Inventors:
Paul P. Koeske, Mohamad Taghizadeh, Pradipta N. Moulik, Todd M. Ziems, Andreas Peickert
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Mar 30, 1999
Inventors
Paul P. Koeske
Mohamad Taghizadeh
Pradipta N. Moulik
Todd M. Ziems
Andreas Peickert
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.