Granted Patent
Utility
US 5,971,216 · App. 09/040,117
Measuring canister with sliding closure
Inventor:
Edward S. Robbins, III
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Mar 17, 1998
Inventor
Edward S. Robbins, III
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.