Granted Patent
Utility
US 6,389,769 · App. 09/610,258
Door and method of making same
Inventors:
Matthew M. McKinney, Robert L. LaFontaine, James D. Surber
Patented Case
View Patent ↗
Granted: May 21, 2002
Filed: Jul 5, 2000
Inventors
Matthew M. McKinney
Robert L. LaFontaine
James D. Surber
Assignee (at issue)
EFP, 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.