IP Library › Granted Patent US 6,490,659
Granted Patent Utility
US 6,490,659 · App. 09/540,774

Warm start cache recovery in a dual active controller with cache coherency using stripe locks for implied storage volume reservations

Inventors: Brian McKean, Noel Simen Otterness, Joseph G. Skazinski
Patented Case View Patent ↗
Granted: Dec 3, 2002 Filed: Mar 31, 2000
Inventors
Brian McKean
Noel Simen Otterness
Joseph G. Skazinski
Assignee (at issue)
International Business Machines 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 6,490,659
App. No.
09/540,774
Filed
2000-03-31
Granted
2002-12-03
Kind
B1