Granted Patent
Utility
US 5,249,737 · App. 07/756,458
Method for dispensing moisture-sensitive unit dose packages
Inventors:
Barbara L. Fritz, Elizabeth J. Gladfelter, Tina O. Outlaw
Patented Case
View Patent ↗
Granted: Oct 5, 1993
Filed: Sep 9, 1991
Inventors
Barbara L. Fritz
Elizabeth J. Gladfelter
Tina O. Outlaw
Assignee (at issue)
ECOLAB 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.