Granted Patent
Utility
US 5,109,594 · App. 07/671,160
Method of making a sealed transition joint
Inventors:
William F. Sharp, Prem R. Hingorany, Howard W. Mansell
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Mar 18, 1991
Inventors
William F. Sharp
Prem R. Hingorany
Howard W. Mansell
Assignee (at issue)
Explosive Fabricators, 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.