Granted Patent
Utility
US 6,220,144 · App. 09/387,872
Extended slipper for hydrostatic pump and motor rotating cylinders
Inventors:
Noah D. Manring, Jaroslav Ivantysyn
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Jun 3, 1997
Inventors
Noah D. Manring
Jaroslav Ivantysyn
Assignee (at issue)
SAUER GmbH
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.