Granted Patent
Utility
US 6,152,719 · App. 08/933,283
Gear pump having an inlet port aligned with the drive shaft
Inventors:
Lev A. Nelik, William Chadwick Garrish, Laney A. Seabolt
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Sep 18, 1997
Inventors
Lev A. Nelik
William Chadwick Garrish
Laney A. Seabolt
Assignee (at issue)
ROPER PUMP COMPANY, LLC
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.