Granted Patent
Utility
US 4,887,317 · App. 07/308,457
Cold weather system
Inventors:
James G. Phillips, James G. Phillips, Jr., Joanne Harlow, Gordon K. Scott
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Feb 10, 1989
Inventors
James G. Phillips
James G. Phillips, Jr.
Joanne Harlow
Gordon K. Scott
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.