Granted Patent
Utility
US 5,608,326 · App. 08/491,970
Plastics identification
Inventors:
Peter E. R. Mucci, Graham Hearn, Ann M. Eyers
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Jul 21, 1995
Inventors
Peter E. R. Mucci
Graham Hearn
Ann M. Eyers
Assignee (at issue)
Ford Motor 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.