Granted Patent
Utility
US 4,213,001 · App. 05/955,210
Oligomerizing alpha-olefins with a heterogeneous catalyst
Inventors:
Ajay Madhav Madgavkar, Harold E. Swift, Barrett L. Cupples
Patented Case
View Patent ↗
Granted: Jul 15, 1980
Filed: Oct 27, 1978
Inventors
Ajay Madhav Madgavkar
Harold E. Swift
Barrett L. Cupples
Assignee (at issue)
Gulf 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.