Granted Patent
Utility
US 5,830,809 · App. 08/674,897
Laminated reinforced flexible graphic article
Inventors:
Ronald A. Howard, Robert Angelo Mercuri
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Jul 3, 1996
Inventors
Ronald A. Howard
Robert Angelo Mercuri
Assignee (at issue)
UCAR Carbon Technology Corporation
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.