Granted Patent
Utility
US 4,503,262 · App. 06/520,470
Process for the production of 2,6-diisopropylnaphthalene dihydroperoxide
Inventors:
B. Franklin Gupton, Edwin D. Little
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Aug 4, 1983
Inventors
B. Franklin Gupton
Edwin D. Little
Assignee (at issue)
Virginia Chemicals Inc.
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.