Granted Patent
Utility
US 4,914,909 · App. 07/324,792
Lobed ring conditioning roll
Inventors:
Gilbert W. Linde, Shaun A. Seymour
Patented Case
View Patent ↗
Granted: Apr 10, 1990
Filed: Mar 17, 1989
Inventors
Gilbert W. Linde
Shaun A. Seymour
Assignee (at issue)
Ford New Holland, 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.