Granted Patent
Utility
US 5,257,761 · App. 07/840,953
Assembly and method for attaching a pressure vessel to another object
Inventors:
Otto G. Ratz, Richard E. Rynders
Patented Case
View Patent ↗
Granted: Nov 2, 1993
Filed: Feb 24, 1992
Inventors
Otto G. Ratz
Richard E. Rynders
Assignee (at issue)
HERCULES 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.