Granted Patent
Utility
US 5,346,378 · App. 08/045,028
Apparatus for forming a curing envelope
Inventors:
Calvin M. Kassaw, Jr., Jolanta K. Klimek
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Apr 9, 1993
Inventors
Calvin M. Kassaw, Jr.
Jolanta K. Klimek
Assignee (at issue)
Bridgestone Firestone
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.