Granted Patent
Utility
US 4,897,907 · App. 07/331,437
Process for manufacturing nozzle tip
Inventors:
Lawrence J. Kopiec, Franklin S. Smith
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Mar 31, 1989
Inventors
Lawrence J. Kopiec
Franklin S. Smith
Assignee (at issue)
Stanadyne Automotive Corp.
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.