Granted Patent
Utility
US 6,277,801 · App. 09/411,108
Low foaming surfactant compositions useful in highly alkaline caustic cleaners
Inventors:
Manilal S. Dahanayake, Mark Ventura
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Oct 4, 1999
Inventors
Manilal S. Dahanayake
Mark Ventura
Assignee (at issue)
Rhodia, 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.