TrademarkDir
SIGMA
DEAD

Serial Number

74221684

Owner

UNITRON HEARING LTD.

Attorney

Richard J. Parr

Filing Date

Nov 15, 1991

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SIGMA Trademark

Serial Number: 74221684 • Registration: 1845046

SIGMA is a trademark filed by UNITRON HEARING LTD. on November 15, 1991. The trademark is classified under Class 9 (Computers & Electronics). The application is currently no longer active.

Owner Contact Info

UNITRON HEARING LTD. (20 trademarks)

20 BEASLEY DRIVE
KITCHENER, ONTARIO N2G 4X1 , CA

Entity Type: 03

UNITRON INDUSTRIES, LTD. (15 trademarks)

20 BEASLEY DRIVE
KITCHENER, ONTARIO N2G 4J3 , CA

Entity Type: 03

Trademark Details

Filing Date

November 15, 1991

Registration Date

July 12, 1994

Published for Opposition

September 7, 1993

Cancellation Date

April 16, 2005

Filing History

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
Apr 16, 2005 CAEX
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Oct 26, 2000 C15A
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Jul 11, 2000 815F
REGISTERED-PRINCIPAL REGISTER
Jul 12, 1994 R.PR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Apr 18, 1994 CNPR
ASSIGNED TO EXAMINER
Apr 15, 1994 DOCK
STATEMENT OF USE PROCESSING COMPLETE
Mar 30, 1994 SUPC
USE AMENDMENT FILED
Feb 24, 1994 IUAF
NOA MAILED - SOU REQUIRED FROM APPLICANT
Nov 30, 1993 NOAM
PUBLISHED FOR OPPOSITION
Sep 7, 1993 PUBO
NOTICE OF PUBLICATION
Aug 6, 1993 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
Jun 29, 1993 CNSA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Jun 18, 1993 CRFA
LETTER OF SUSPENSION MAILED
Mar 29, 1993 CNSL
CORRESPONDENCE RECEIVED IN LAW OFFICE
Mar 10, 1993 CRFA
INQUIRY AS TO SUSPENSION MAILED
Feb 11, 1993 CNSI
LETTER OF SUSPENSION MAILED
Aug 26, 1992 CNSL
CORRESPONDENCE RECEIVED IN LAW OFFICE
Aug 12, 1992 CRFA
NON-FINAL ACTION MAILED
Feb 14, 1992 CNRT

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