Granted Patent
Utility
US 4,874,443 · App. 07/110,594
Method for applying elastomeric material onto a drum
Inventor:
Kent Kipling
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Oct 16, 1987
Inventor
Kent Kipling
Assignee (at issue)
The Firestone Tire & Rubber 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.