Granted Patent
Utility
US 4,271,050 · App. 06/097,089
Vulcanizable rubber compositions inhibited from premature vulcanization by methylene thioethers
Inventors:
Otto W. Maender, Eiichi Morita
Patented Case
View Patent ↗
Granted: Jun 2, 1981
Filed: Nov 23, 1979
Inventors
Otto W. Maender
Eiichi Morita
Assignee (at issue)
Monsanto 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.