| Serial Number | 75040311 |
| Word Mark | DERWENT PATENTS CITATION INDEX |
| Filing Date | Friday, December 8, 1995 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Wednesday, September 19, 2018 |
| Registration Number | 2090555 |
| Registration Date | Tuesday, August 26, 1997 |
| Mark Drawing | 1 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, June 3, 1997 |
| Goods and Services | information services, namely, services providing online access to patent citation information |
| NOT AVAILABLE | "PATENTS CITATION INDEX" |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, February 21, 1996 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, May 31, 1993 |
| First Use In Commerce Date | Friday, December 31, 1993 |
| Party Name | CAMELOT UK BIDCO LIMITED |
| Party Type | 39 - New Owner After Registration |
| Legal Entity Type | 78 - NOT AVAILABLE |
| Address | LONDON SE1 8EZ GB |
| Party Name | THOMSON REUTERS CANADA LIMITED |
| Party Type | 38 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | TORONTO M5H 2R2 CA |
| Party Name | THOMSON REUTERS (PROFESSIONAL) UK LIMITED |
| Party Type | 37 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LONDON NW3 3PF GB |
| Party Name | THOMSON REUTERS (LEGAL) LIMITED |
| Party Type | 36 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LONDON NW3 3PF GB |
| Party Name | THOMSON REUTERS (SCIENTIFIC) LIMITED |
| Party Type | 35 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LONDON WC2B 5DF GB |
| Party Name | THOMSON SCIENTIFIC LIMITED |
| Party Type | 34 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LONDON WC2B 5DF GB |
| Party Name | DERWENT INFORMATION LIMITED |
| Party Type | 33 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LONDON WC2B 5DF GB |
| Party Name | DELAWARE LICENSING CORPORATION |
| Party Type | 32 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | CLAYMONT, DE 19703 US |
| Party Name | INSTITUTE FOR SCIENTIFIC, INC. |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | PHILADELPHIA, PA 19104 US |
| Party Name | Derwent Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | McLean, VA 22102 US |
| Party Name | Derwent Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | McLean, VA 22102 US |
| Party Name | Derwent Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | McLean, VA 22102 US |
| Event Date | Event Description |
| Friday, May 17, 1996 | ASSIGNED TO EXAMINER |
| Wednesday, June 12, 1996 | NON-FINAL ACTION MAILED |
| Monday, December 16, 1996 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, March 10, 1997 | EXAMINER'S AMENDMENT MAILED |
| Friday, March 14, 1997 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Friday, May 2, 1997 | NOTICE OF PUBLICATION |
| Tuesday, June 3, 1997 | PUBLISHED FOR OPPOSITION |
| Tuesday, August 26, 1997 | REGISTERED-PRINCIPAL REGISTER |
| Monday, October 27, 2003 | PAPER RECEIVED |
| Monday, October 27, 2003 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, January 20, 2004 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Friday, March 12, 2004 | RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 15 |
| Thursday, September 30, 2004 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, March 6, 2007 | CASE FILE IN TICRS |
| Wednesday, February 13, 2008 | TEAS SECTION 8 & 9 RECEIVED |
| Friday, February 15, 2008 | ASSIGNED TO PARALEGAL |
| Wednesday, February 27, 2008 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, February 27, 2008 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Wednesday, June 17, 2009 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, May 11, 2011 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, October 19, 2011 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, August 27, 2014 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, August 26, 2016 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Monday, July 10, 2017 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, July 12, 2017 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Saturday, August 19, 2017 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Saturday, August 19, 2017 | POST REGISTRATION ACTION MAILED - SEC. 8 & 9 |
| Tuesday, February 20, 2018 | TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED |
| Wednesday, February 28, 2018 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, September 19, 2018 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, September 19, 2018 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Wednesday, September 19, 2018 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Friday, March 6, 2026 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Friday, March 6, 2026 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, March 6, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |