IP Library Granted Patent US 5,352,947
Granted Patent Utility
US 5,352,947 · App. 07/745,983

Spindle motor assembly for disc drives

Inventor: Donald J. MacLeod
Patented Case View Patent ↗
Granted: Oct 4, 1994 Filed: Aug 6, 1991
Inventor
Donald J. MacLeod
Assignee (at issue)
Seagate Technology 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,352,947
App. No.
07/745,983
Filed
1991-08-06
Granted
1994-10-04
Kind
A