DERWENT PATENTS CITATION INDEX
Live / Registered — Registered and renewed (as of 19 Sept 2018)
What this means for you
Registered since 26 Aug 1997. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 26 Aug 2017).
Record
- Serial number
- 75040311
- Registration number
- 2090555
- Mark type
- Slogan / phrase
- Filed
- 08 Dec 1995
- Published for opposition
- 03 Jun 1997
- Registered
- 26 Aug 1997
- Next maintenance due
- 26 Aug 2017
- Attorney of record
- Alexandre A. Montagu
Goods and services
- Class 042 — Scientific and technological services: information services, namely, services providing online access to patent citation information
Owner
- CAMELOT UK BIDCO LIMITED, LONDON, GB
- THOMSON REUTERS CANADA LIMITED, TORONTO, CA
- THOMSON REUTERS (PROFESSIONAL) UK LIMITED, LONDON, GB
- THOMSON REUTERS (LEGAL) LIMITED, LONDON, GB
- THOMSON REUTERS (SCIENTIFIC) LIMITED, LONDON, GB
- THOMSON SCIENTIFIC LIMITED, LONDON, GB
- DERWENT INFORMATION LIMITED, LONDON, GB
- DELAWARE LICENSING CORPORATION, CLAYMONT, DE, US
- INSTITUTE FOR SCIENTIFIC, INC., PHILADELPHIA, PA, US
- Derwent Inc., McLean, VA, US
- Derwent Inc., McLean, VA, US
- Derwent Inc., McLean, VA, US
Prior registrations
Prosecution history
- 06 Mar 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 06 Mar 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 06 Mar 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 19 Sept 2018 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 19 Sept 2018 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 19 Sept 2018 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 28 Feb 2018 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 20 Feb 2018 — TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
- 19 Aug 2017 — POST REGISTRATION ACTION MAILED - SEC. 8 & 9
- 19 Aug 2017 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 12 Jul 2017 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 10 Jul 2017 — TEAS SECTION 8 & 9 RECEIVED
- 26 Aug 2016 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 27 Aug 2014 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 19 Oct 2011 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP