IP Library Assignment 012856/0805
Patent Assignment
Reel/Frame 012856/0805

Assignment of Assignor's Interest

Recorded: 2002-04-30 Pages: 5
Assignors
CROFT III, JAMES J.
Executed: 2002-01-28
GRAEBENER, DAVID
Executed: 2002-04-19
Assignee
AMERICAN TECHNOLOGY CORPORATION
13114 EVENING CREEK DRIVE SOUTH, SAN DIEGO, CALIFORNIA, 92128
Covered Property (1)
Planar-Magnetic Speakers with Secondary Magnetic Structure
Patent: 6,934,402 →
Application: 10/075,936 →
Publication: US 2002/0118856
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Dec 7, 2010
From: AMERICAN TECHNOLOGY CORPORATION
To: LRAD CORPORATION
Reel/Frame 025464/0362 →