Granted Patent
Utility
US 5,352,828 · App. 07/885,358
Process for stabilizing aqueous acrylamide solution
Inventors:
Susumu Seki, Akihisa Furuno
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: May 19, 1992
Inventors
Susumu Seki
Akihisa Furuno
Assignee (at issue)
Nitto Chemical Industry Co., Ltd.
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.