Granted Patent
Utility
US 4,496,095 · App. 06/484,244
Progressive ultrasonic welding system
Inventors:
Theodore A. Renshaw, Albert Sarrantonio
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Apr 12, 1983
Inventors
Theodore A. Renshaw
Albert Sarrantonio
Assignee (at issue)
Fairchild Industries, 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.