Granted Patent
Utility
US 4,810,044 · App. 06/931,184
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Inventor:
Dean L. Dahnert
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Nov 17, 1986
Inventor
Dean L. Dahnert
Assignee (at issue)
SPACESAVER 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.