DERWENT PATENTS CITATION INDEX

LIVE

Serial Number

75040311

Owner

THOMSON REUTERS CANADA LIMITED

Attorney

Alexandre A. Montagu

Filing Date

Dec 8, 1995

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DERWENT PATENTS CITATION INDEX Trademark

Serial Number: 75040311 • Registration: 2090555

DERWENT PATENTS CITATION INDEX is a trademark filed by THOMSON REUTERS CANADA LIMITED on December 8, 1995. The trademark is classified under Class 42 (Computer & Scientific). The application is currently registered and active.

Trademark Classes

Class 42 - Computer & Scientific

Scientific and technological services; industrial analysis and research services

Owner Contact Info

THOMSON REUTERS CANADA LIMITED (267 trademarks)

333 BAY STREET
TORONTO M5H 2R2 , CA

Entity Type: 03

CAMELOT UK BIDCO LIMITED (67 trademarks)

17 DUKE OF YORK STREET
LONDON SW1Y 6LB , GB

Entity Type: 78

DELAWARE LICENSING CORPORATION (60 trademarks)

2 MILL ROAD
WILMINGTON, DE 19807

Entity Type: 03

THOMSON SCIENTIFIC LIMITED (14 trademarks)

14 GREAT QUEEN STREET
LONDON WC2B 5DF , GB

Entity Type: 03

DERWENT INFORMATION LIMITED (20 trademarks)

ROCHDALE HOUSE
LONDON WC1X 8RP , GB

Entity Type: 03

THOMSON REUTERS (PROFESSIONAL) UK LIMITED (26 trademarks)

100 AVENUE ROAD, SWISS COTTAGE
LONDON NW3 3PF , GB

Entity Type: 03

THOMSON REUTERS (LEGAL) LIMITED (8 trademarks)

100 AVENUE ROAD, SWISS COTTAGE
LONDON NW3 3PF , GB

Entity Type: 03

THOMSON REUTERS (SCIENTIFIC) LIMITED (10 trademarks)

14 GREAT QUEEN STREET
LONDON WC2B 5DF , GB

Entity Type: 03

INSTITUTE FOR SCIENTIFIC, INC.

3501 MARKET STREET
PHILADELPHIA, PA 19104

Entity Type: 03

Derwent Inc.

1420 Spring Hill Road
McLean, VA 22102

Entity Type: 03

Legal Representation

Attorney of Record

Alexandre A. Montagu

523 trademarks filed View all →

Correspondence Address

Alexandre A. Montagu MontaguLaw, P.C.

44 South Broadway, Suite 100

White Plains, NY 10601

United States

Trademark Details

Filing Date

December 8, 1995

Registration Date

August 26, 1997

Published for Opposition

June 3, 1997

Goods & Services

information services, namely, services providing online access to patent citation information

Filing History

TEAS SECTION 8 & 9 RECEIVED

Aug 27, 2026 E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Aug 26, 2026 REM2

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 7, 2026 ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 7, 2026 ASCK

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 6, 2026 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 6, 2026 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Mar 6, 2026 REAP

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 19, 2018 NA89

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 19, 2018 RNL2

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 19, 2018 89AG

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 28, 2018 ASCK

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Feb 20, 2018 EROP

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Aug 19, 2017 PR89

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 19, 2017 APRE