Granted Patent
Utility
US 4,838,414 · App. 07/071,300
Basket carrier and internesting blanks therefor
Inventor:
Stephen M. Blackman
Patented Case
View Patent ↗
Granted: Jun 13, 1989
Filed: Jul 9, 1987
Inventor
Stephen M. Blackman
Assignee (at issue)
Federal Paper Board Co., 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.