Granted Patent
Utility
US 5,853,577 · App. 08/934,677
Orbital vibration welded filter
Inventors:
John W. Gizowski, Glenn T. Gajda, Daniel J. Morrison, Louis P. Macino, Joseph A. Geisler
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Sep 22, 1997
Inventors
John W. Gizowski
Glenn T. Gajda
Daniel J. Morrison
Louis P. Macino
Joseph A. Geisler
Assignee (at issue)
SPX 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.