Granted Patent
Utility
US 4,316,893 · App. 06/137,248
Vehicle composition containing 1-substituted azacycloalkan-2-ones
Inventor:
Vithal J. Rajadhyaksha
Patented Case
View Patent ↗
Granted: Feb 23, 1982
Filed: Apr 4, 1980
Inventor
Vithal J. Rajadhyaksha
Assignee (at issue)
Nelson Research & Development 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.