Granted Patent
Utility
US 4,424,323 · App. 06/396,576
Molecular weight distribution and microstructure modifiers for elastomers
Inventors:
Delmar F. Lohr, Jr., Donald N. Schulz
Patented Case
View Patent ↗
Granted: Jan 3, 1984
Filed: Jul 9, 1982
Inventors
Delmar F. Lohr, Jr.
Donald N. Schulz
Assignee (at issue)
The Firestone Tire & Rubber 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.