Granted Patent
Utility
US 5,010,640 · App. 07/383,743
Method for improving a wiggler
Inventor:
Stephen C. Gottschalk
Patented Case
View Patent ↗
Granted: Apr 30, 1991
Filed: Jul 21, 1989
Inventor
Stephen C. Gottschalk
Assignee (at issue)
Amoco Corporation
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.