TrademarkDir
EC DUO
DEAD

Serial Number

75303346

Owner

TELLABS OPERATIONS, INC.

Attorney

Roger W. Herrell

First Use Date

Oct 26, 1998

Filing Date

Jun 4, 1997

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EC DUO Trademark

Serial Number: 75303346 • Registration: 2343922

EC DUO is a trademark filed by TELLABS OPERATIONS, INC. on June 4, 1997. The trademark is classified under Class 9 (Computers & Electronics). The application is currently no longer active.

Owner Contact Info

TELLABS OPERATIONS, INC. (71 trademarks)

1415 West Diehl Road
Naperville, IL 60563

Entity Type: 03

Coherent Communications Systems Corporation (30 trademarks)

Hauppauge, NY 11788

Entity Type: 03

Trademark Details

Filing Date

June 4, 1997

Registration Date

April 18, 2000

First Use Anywhere

October 26, 1998

First Use in Commerce

October 26, 1998

Published for Opposition

March 9, 1999

Cancellation Date

January 20, 2007

Goods & Services

electronic signal processing equipment, namely, echo canceller

Filing History

CANCELLED SEC. 8 (6-YR)
Jan 20, 2007 C8..
CASE FILE IN TICRS
Apr 7, 2006 CFIT
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Aug 21, 2003 TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Nov 15, 2002 TCCA
REGISTERED-PRINCIPAL REGISTER
Apr 18, 2000 R.PR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Feb 17, 2000 CNPR
ASSIGNED TO EXAMINER
Jan 19, 2000 DOCK
STATEMENT OF USE PROCESSING COMPLETE
Jan 12, 2000 SUPC
USE AMENDMENT FILED
Nov 29, 1999 IUAF
NOA MAILED - SOU REQUIRED FROM APPLICANT
Jun 1, 1999 NOAM
PUBLISHED FOR OPPOSITION
Mar 9, 1999 PUBO
NOTICE OF PUBLICATION
Feb 5, 1999 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
Dec 9, 1998 CNSA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Jul 30, 1998 CRFA
NON-FINAL ACTION MAILED
Mar 19, 1998 CNRT
ASSIGNED TO EXAMINER
Mar 5, 1998 DOCK
ASSIGNED TO EXAMINER
Feb 11, 1998 DOCK

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