Granted Patent
Utility
US 5,653,161 · App. 08/587,317
Food steamer with pressure venting
Inventors:
Esko J. Nopanen, Craig A. DuBois, Robert C. Kass
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Jan 16, 1996
Inventors
Esko J. Nopanen
Craig A. DuBois
Robert C. Kass
Assignee (at issue)
BLACK & DECKER 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.