Granted Patent
Utility
US 4,612,897 · App. 06/653,854
Heated fuel delivery system fitting and method
Inventor:
Leland L. Davis
Patented Case
View Patent ↗
Granted: Sep 23, 1986
Filed: Sep 24, 1984
Inventor
Leland L. Davis
Assignee (at issue)
Davco Manufacturing 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.