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Patent
D937777
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Priority
Jun 01 2020
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Filed
Jun 01 2020
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Issued
Dec 07 2021
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Expiry
Dec 07 2036
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Assg.orig
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Entity
unknown
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0
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23
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n/a
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The ornamental design for a double-negative metamaterial unit cell, as shown and described.
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FIG. 1 is a top-left-front perspective view of a double-negative metamaterial unit cell showing our new design;
FIG. 2 is a top-right-front perspective view thereof;
FIG. 3 is a top-left-rear perspective view of thereof;
FIG. 4 is a top-right-rear perspective view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
Sheleg, Sergey, Slyusar, Vadym, Sliusar, Ihor
| Patent |
Priority |
Assignee |
Title |
| Patent |
Priority |
Assignee |
Title |
| 3267406, |
|
|
|
| 4599586, |
Dec 08 1982 |
|
Mobius capacitor |
| 5413519, |
Jul 20 1994 |
|
Interconnected ring toy |
| 7071889, |
Aug 06 2001 |
OAE TECHNOLOGY INC |
Low frequency enhanced frequency selective surface technology and applications |
| 7471247, |
Jun 13 2006 |
RPX Corporation |
Antenna array and unit cell using an artificial magnetic layer |
| 8780010, |
Feb 23 2011 |
Semiconductor Technology Academic Research Center |
Metamaterial provided with at least one spiral conductor for propagating electromagnetic wave |
| 8837551, |
Aug 20 2012 |
UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA |
Method for generating high power electromagnetic radiation based on double-negative metamaterial |
| 9374887, |
Sep 20 2011 |
National Technology & Engineering Solutions of Sandia, LLC |
Single-resonator double-negative metamaterial |
| 20120212395, |
|
|
|
| 20150077308, |
|
|
|
| 20150214630, |
|
|
|
| 20200335855, |
|
|
|
| D321153, |
Jul 19 1988 |
|
Spiral bow |
| D545916, |
May 05 2003 |
Raymond Charles, Fische |
Dissected toriod/mobius puzzle |
| D568499, |
Jan 09 2007 |
Mass Technology (H.K.) Ltd. |
Spiral lamp tubes |
| D712113, |
Mar 15 2014 |
|
Conical meditation spiral |
| D746870, |
Jan 02 2014 |
|
Spiral air guide cover |
| D802569, |
Feb 24 2016 |
Airgain Incorporated |
Antenna |
| D815071, |
May 29 2012 |
Airgain Incorporated |
Multi-element antenna |
| D815620, |
Jan 20 2016 |
WORLD PRODUCTS, INC |
Truncated and orthogonal IK10 OMNI antenna |
| D856313, |
Apr 25 2017 |
THE ANTENNA COMPANY INTERNATIONAL N V |
Dual port antenna |
| D883962, |
Apr 25 2017 |
THE ANTENNA COMPANY INTERNATIONAL N V |
Dual port antenna assembly |
| D932440, |
Oct 15 2019 |
Devison (Xiamen) Plastic Co., Ltd. |
Micro hydraulic power generator blade |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
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