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The ornamental design for a 3-D audio headset, as shown and described. |
FIG. 1 is a perspective view of a 3-D audio headset showing our new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Lewis, Jr., Charles R., Schiefer, Sonja, Harden, Dan
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 25 1994 | HARDEN, DAN | SONICS ASSOCIATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007021 | /0032 | |
May 25 1994 | SCHIEFER, SONJA | SONICS ASSOCIATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007021 | /0032 | |
May 26 1994 | LEWIS, CHARLES RICK, JR | SONICS ASSOCIATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007021 | /0032 | |
May 27 1994 | Sonics Associates Incorporated | (assignment on the face of the patent) | / | |||
Apr 03 2007 | SONICS ASSOCIATES, INC | IMAX Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 019181 | /0847 |
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