Granted Patent
Utility
US 6,193,399 · App. 09/062,766
Optical waveguide structures for vehicle lighting
Inventor:
George R. Hulse
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Apr 20, 1998
Inventor
George R. Hulse
Assignee (at issue)
Cooper Automotive Products, Inc.
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.