Granted Patent
Utility
US 5,246,049 · App. 07/850,412
Pneumatic vehicle tire with wave-shaped circumferential grooves
Inventors:
Uwe Ramcke, Hagen Trabandt
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Mar 12, 1992
Inventors
Uwe Ramcke
Hagen Trabandt
Assignee (at issue)
Continental AG
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.