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Patent
   D758356
Priority
Aug 19 2011
Filed
Jun 24 2015
Issued
Jun 07 2016
Expiry
Jun 07 2031
Inventors
Schmidt, D…
Assg.orig
LIFEWAVE, …
Assg.curr
Medical En…
Entity
unknown
Referenced by
2
References
8
Maint.:
n/a
The ornamental design for a double helix antenna, as shown and described.

FIG. 1 is a perspective view of a double helix antenna.

FIG. 2 is a top view of the double helix antenna of which the bottom view is a mirror image; and,

FIG. 3 is a front view of the double helix antenna of which the rear view, left side view and right side view are mirror images thereof.
INVENTORS:

Schmidt, David

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
11682841, Sep 16 2021 EAGLE TECHNOLOGY, LLC Communications device with helically wound conductive strip and related antenna devices and methods
ER6632,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2035274,
6239760, Sep 20 1997 WEST VIRGINIA UNIVERSITY Contrawound toroidal helical antenna
6552530, Jul 27 1993 SCALAR TECHNOLOGY LIMITED Super-toroidal electric and magnetic field generator/detector, and sample analyser and treatment apparatus using same
6593900, Mar 04 2002 WEST VIRGINIA UNIVERSITY Flexible printed circuit board antenna
8749333, Apr 26 2012 Medical Energetics Ltd System configuration using a double helix conductor
20120223800,
20130192129,
20130211181,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 25 2013SCHMIDT, DAVIDLIFEWAVE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0359230982 pdf
Sep 09 2014LIFEWAVE, INC Medical Energetics LtdASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0358960592 pdf
Jun 24 2015Medical Energetics Ltd.(assignment on the face of the patent)
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