REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
04/01/2026
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Official data from USPTO
DIFFERENTIAL DRIVE
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
DIFFERENTIAL DRIVE
ST13
US500000074637141Class
9
Filing
74637141
Registration
2049652
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
40
Latest update
04/02/2026
Trademark type
Word
Nice classes
9
Filing date
02/22/1995
Registration date
04/01/1997
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/05/2017
Last transaction
04/02/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
04/08/1996
First use in commerce
04/08/1996
Drawing code
1
Owner type
03
Owner location
NORTHRIDGE, CA, US
Examiner
LE, MARGARET
Law office
L90
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
J. I. (pessoa física)
Representatives
Helen Omapas Harman International Industries, Incoporated
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
loudspeakers
Publications
History of USPTO decisions and trademark events.
40 publications found
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
04/06/2017
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
04/05/2017
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/05/2017
E89R
TEAS SECTION 8 & 9 RECEIVED
04/01/2017
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
04/01/2016
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
11/19/2015
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
11/19/2015
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/07/2014
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/07/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
11/21/2012
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/23/2011
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
06/24/2009
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/27/2009
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/13/2009
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
04/17/2007
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/17/2007
PLGL
ASSIGNED TO PARALEGAL
03/29/2007
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
02/13/2007
E89R
TEAS SECTION 8 & 9 RECEIVED
02/13/2007
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/24/2007
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/24/2007
CFIT
CASE FILE IN TICRS
12/13/2006
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
06/21/2003
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
03/24/2003
PAPER RECEIVED
03/24/2003
PAPER RECEIVED
04/15/2002
R.PR
REGISTERED-PRINCIPAL REGISTER
04/01/1997
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
02/03/1997
SUPC
STATEMENT OF USE PROCESSING COMPLETE
01/31/1997
IUAF
USE AMENDMENT FILED
12/10/1996
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
09/03/1996
PUBO
PUBLISHED FOR OPPOSITION
06/11/1996
NPUB
NOTICE OF PUBLICATION
05/10/1996
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/15/1996
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/07/1996
CNRT
NON-FINAL ACTION MAILED
08/07/1995
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
08/02/1995
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
06/28/1995
DOCK
ASSIGNED TO EXAMINER
06/28/1995
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