Granted Patent
Utility
US 4,921,029 · App. 07/354,589
Trapezoidal non-pneumatic tire with supporting and cushioning members
Inventors:
Richard L. Palinkas, Scott R. Pajtas
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: May 22, 1989
Inventors
Richard L. Palinkas
Scott R. Pajtas
Assignee (at issue)
The Uniroyal Goodrich Tire Company
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.