Granted Patent
Utility
US 6,218,455 · App. 09/313,940
Vinyl acetate/ethylene paint latices stabilized with urethane linked poly(ethylene glycols) and polyoxyethylene-polyoxyalkylene glycols
Inventors:
Carrington Duane Smith, Robert J. Klein
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: May 19, 1999
Inventors
Carrington Duane Smith
Robert J. Klein
Assignee (at issue)
Air Products Polymers, L.P.
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.