Granted Patent
Utility
US 6,087,440 · App. 09/250,640
Continuous process for preparing a polyurethane latex
Inventors:
Kenneth W. Skaggs, Rick Tabor, Paul T. Louks, Wayne R. Willkomm
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Feb 16, 1999
Inventors
Kenneth W. Skaggs
Rick Tabor
Paul T. Louks
Wayne R. Willkomm
Assignee (at issue)
THE DOW CHEMICAL COMPANY
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.