Granted Patent
Utility
US 6,012,828 · App. 08/986,349
Device for attaching a light to a trailer hitch frame
Inventors:
George A. Pearce, Sam Fu, Calvin S. Wang
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Dec 8, 1997
Inventors
George A. Pearce
Sam Fu
Calvin S. Wang
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.