Granted Patent
Utility
US 4,249,075 · App. 05/962,428
Detection of birdswing defects in glass containers
Inventor:
Sam Lovalenti
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Nov 20, 1978
Inventor
Sam Lovalenti
Assignee (at issue)
Owens-Illinois Inc.
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.