Granted Patent
Utility
US 5,671,770 · App. 08/520,264
Assembly for providing a passage for liquid between a first member and a second member
Inventors:
Emil Herman Rusche, Jan Cornelis Van Hattem, Christoffel Anthonius Johannes Vroonland
Patented Case
View Patent ↗
Granted: Sep 30, 1997
Filed: Aug 28, 1995
Inventors
Emil Herman Rusche
Jan Cornelis Van Hattem
Christoffel Anthonius Johannes Vroonland
Assignee (at issue)
Sara Lee/ DE N.V.
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.