Patent
   D358151
Priority
May 27 1994
Filed
May 27 1994
Issued
May 09 1995
Expiry
May 09 2009
Assg.orig
Entity
unknown
2
4
n/a
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

Patent Priority Assignee Title
D381646, Dec 21 1995 Vuzix Corporation Headset
D840027, Oct 23 2017 Helios Medical Ventures LLC Injection targeting device
Patent Priority Assignee Title
3949490, Oct 25 1974 The United States of America as represented by the Secretary of the Navy Simulator including improved holographic heads up display system
4727599, Oct 02 1985 RAPPAPORT, RICHARD M Waterproof radio headband
D284080, Apr 09 1984 Kelton Corporation Radio headband
D351622, Jan 29 1993 Hoya Corporation Helmet for providing virtual reality environments
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 25 1994HARDEN, DANSONICS ASSOCIATES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070210032 pdf
May 25 1994SCHIEFER, SONJASONICS ASSOCIATES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070210032 pdf
May 26 1994LEWIS, CHARLES RICK, JR SONICS ASSOCIATES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070210032 pdf
May 27 1994Sonics Associates Incorporated(assignment on the face of the patent)
Apr 03 2007SONICS ASSOCIATES, INC IMAX CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0191810847 pdf
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