Granted Patent
Utility
US 5,697,312 · App. 08/645,282
Gas tanker
Inventors:
Jukka Gustafsson, Jukka Linja, Jarmo Makinen
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: May 13, 1996
Inventors
Jukka Gustafsson
Jukka Linja
Jarmo Makinen
Assignee (at issue)
Kvaerner Masa-Yards Oy
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.