Download Docs
Export

Microphone Array System

13/49,877 | U.S. Patent Application

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.
Location ELECTRONIC
Filed March 16, 2011
Examiner XUEJUN ZHAO
Class 381
Art Group 2653
Patent No. 8,861,756
Case Type Utility - 381/300000
Status Patented Case
Parent 61/403,952 Expired
Child 15/293,626 Patented
Child 17/126,075 Abandoned
Child 16/52,623 Patented
Child 17/126,075 Abandoned
Last Updated: 3 weeks, 1 day ago
Date # Transaction