Granted Patent
Utility
US 5,695,652 · App. 08/791,797
Methods for inhibiting the production of slime in aqueous systems
Inventors:
Roy Hernandez-Mena, Richard J. Sujdak
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Jan 29, 1997
Inventors
Roy Hernandez-Mena
Richard J. Sujdak
Assignee (at issue)
Betzdearborn, 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.