Granted Patent
Utility
US 4,887,651 · App. 07/258,703
Method for pressurizing liquid
Inventor:
Moises Santiago
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Oct 17, 1988
Inventor
Moises Santiago
Assignee (at issue)
Union Carbide 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.