Granted Patent
Utility
US 5,921,173 · App. 08/935,840
Bakeware with patterned surface texture
Inventors:
Stanley M. Grycan, Richard W. Thompson
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Sep 23, 1997
Inventors
Stanley M. Grycan
Richard W. Thompson
Assignee (at issue)
Newell Operating Co.
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.