Granted Patent
Utility
US 6,710,017 · App. 09/777,561
Compositions and methods for controlling algae in recirculating water systems
Inventors:
Michael J. Unhoch, Roy Vore
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Feb 6, 2001
Inventors
Michael J. Unhoch
Roy Vore
Assignee (at issue)
Avecia Limited
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.