Granted Patent
Utility
US 5,249,593 · App. 08/002,805
Fluid pressure relief system for pressure vessels
Inventors:
Thomas F. Higgins, Michael D. McNeely
Patented Case
View Patent ↗
Granted: Oct 5, 1993
Filed: Jan 11, 1993
Inventors
Thomas F. Higgins
Michael D. McNeely
Assignee (at issue)
Keystone International
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.