Granted Patent
Utility
US 6,586,512 · App. 09/675,103
Binding superabsorbent polymers to substrates
Inventors:
Charles D. Dukes, Donna G. Shaffer
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Sep 28, 2000
Inventors
Charles D. Dukes
Donna G. Shaffer
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.