Granted Patent
Utility
US 6,624,132 · App. 09/606,478
Stable liquid enzyme compositions with enhanced activity
Inventors:
Victor Fuk-Pong Man, Steven E. Lentsch, Yvonne Marie Killeen
Patented Case
View Patent ↗
Granted: Sep 23, 2003
Filed: Jun 29, 2000
Inventors
Victor Fuk-Pong Man
Steven E. Lentsch
Yvonne Marie Killeen
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.