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sealvo.com · USPTO Trademark Record
https://sealvo.com/sphera-76047526
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Applicant
SPHERA OPTICAL NETWORKS N.A., INC.Corporation
DE
666 THIRD AVENUE, 2ND FLOOR, NEW YORK, NY, 10017
US
Attorney
EDWARD A PENNINGTON SWIDLER BERLIN SHEREFF FRIEDMA
3000 K ST NW, WASHINGTON, DC 20007-5109, UNITED STATES