Granted Patent
Utility
US 6,323,252 · App. 09/403,812
Superabsorbent polymers having improved processability
Inventors:
Herbert Gartner, Thomas L. Staples, Michael A. Fialkowski
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Jan 10, 2000
Inventors
Herbert Gartner
Thomas L. Staples
Michael A. Fialkowski
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.