IP Library Granted Patent US 6,577,575
Granted Patent Utility
US 6,577,575 · App. 09/961,633

Head cleaning in Optical disk drives

Inventors: Vlad Novotny, Roger A. Hajjar
Patented Case View Patent ↗
Granted: Jun 10, 2003 Filed: Sep 21, 2001
Inventors
Vlad Novotny
Roger A. Hajjar
Assignee (at issue)
TeraStor Corporation

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 6,577,575
App. No.
09/961,633
Filed
2001-09-21
Granted
2003-06-10
Kind
B2