Granted Patent
Utility
US 4,845,862 · App. 07/024,558
Cold weather footwear
Inventors:
James G. Phillips, Jr., Sven Oberg, Cynthia D. Wilder
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Mar 11, 1987
Inventors
James G. Phillips, Jr.
Sven Oberg
Cynthia D. Wilder
Assignee (at issue)
Burlington Industries LLC
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.