IP Library Granted Patent US 4,779,253
Granted Patent Utility
US 4,779,253 · App. 06/902,278

Sampled servo for an optical disk drive

Inventors: Kurt W. Getreuer, Johannes J. Verboom, David L. Schell, David E. Lewis
Patented Case View Patent ↗
Granted: Oct 18, 1988 Filed: Aug 29, 1986
Inventors
Kurt W. Getreuer
Johannes J. Verboom
David L. Schell
David E. Lewis
Assignee (at issue)
Laser Magnetic Storage International 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.

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 4,779,253
App. No.
06/902,278
Filed
1986-08-29
Granted
1988-10-18
Kind
A