Granted Patent
Utility
US 4,283,296 · App. 06/104,487
Amine salt of N-triazolyl-hydrocarbyl succinamic acid and lubricating oil composition containing same
Inventors:
John W. Nebzydoski, Edwin L. Patmore
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Dec 17, 1979
Inventors
John W. Nebzydoski
Edwin L. Patmore
Assignee (at issue)
Texaco 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.