Granted Patent
Utility
US 4,332,741 · App. 06/246,539
Dichloroparabanic acid stabilized diphenylmethane diisocyanate-polymethylene polyphenyl isocyanate compositions
Inventors:
Gary L. Statton, Stephen H. Harris
Patented Case
View Patent ↗
Granted: Jun 1, 1982
Filed: Mar 23, 1981
Inventors
Gary L. Statton
Stephen H. Harris
Assignee (at issue)
Atlantic Richfield 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.