Granted Patent
Utility
US 4,447,483 · App. 06/418,992
Reticular needlework fabric
Inventors:
William T. Graham, Gregory J. Wenkman
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Sep 16, 1982
Inventors
William T. Graham
Gregory J. Wenkman
Assignee (at issue)
W. T. Rogers Company
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.