Granted Patent
Utility
US 4,997,467 · App. 07/514,928
Glass lamp base with side hole
Inventors:
Paul H. Olshanski, Jerome Hazenstab
Patented Case
View Patent ↗
Granted: Mar 5, 1991
Filed: Apr 26, 1990
Inventors
Paul H. Olshanski
Jerome Hazenstab
Assignee (at issue)
ANCHOR HOCKING, LLC
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.