IP Library › Granted Patent US 5,870,243
Granted Patent Utility
US 5,870,243 · App. 08/824,522

Servo frame defect mapping in a hard disc drive

Inventors: Anish A. Ukani, Daniel Eugene Hobson
Patented Case View Patent ↗
Granted: Feb 9, 1999 Filed: Mar 26, 1997
Inventors
Anish A. Ukani
Daniel Eugene Hobson
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 5,870,243
App. No.
08/824,522
Filed
1997-03-26
Granted
1999-02-09
Kind
A