Granted Patent
Utility
US 5,707,518 · App. 08/587,635
Refrigerator water filter
Inventors:
Donald A. Coates, Robert C. Russell, Kenneth E. Morris, Walton E. Sparks, Rickie L. Gunderson
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Jan 17, 1996
Inventors
Donald A. Coates
Robert C. Russell
Kenneth E. Morris
Walton E. Sparks
Rickie L. Gunderson
Assignee (at issue)
White Consolidated Industries, 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.