Legal Representation
Attorney
Chandran D. Kumar
USPTO Deadlines
Next Deadline
3154 days remaining
Section 8 & 9 Renewal Due (Principal Register) (Based on registration date 20040810)
Due Date
August 10, 2034
Grace Period Ends
February 10, 2035
Application History
31 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Aug 21, 2025 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Sep 16, 2024 | NA89 | E | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | Loading... |
| Sep 16, 2024 | RNL2 | Q | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) | Loading... |
| Sep 16, 2024 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | Loading... |
| Sep 11, 2024 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Jun 27, 2024 | E89R | I | TEAS SECTION 8 & 9 RECEIVED | Loading... |
| Aug 10, 2023 | REM2 | E | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | Loading... |
| Jul 26, 2023 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Feb 1, 2023 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Dec 14, 2022 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Oct 28, 2014 | NA89 | E | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | Loading... |
| Oct 28, 2014 | RNL1 | Q | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | Loading... |
| Oct 28, 2014 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | Loading... |
| Oct 22, 2014 | EROP | I | TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED | Loading... |
| Aug 26, 2014 | PR89 | O | POST REGISTRATION ACTION MAILED - SEC. 8 & 9 | Loading... |
| Aug 26, 2014 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Aug 11, 2014 | E89R | I | TEAS SECTION 8 & 9 RECEIVED | Loading... |
| Jan 29, 2014 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Aug 14, 2013 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Jul 22, 2010 | C15A | O | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | Loading... |
| Jul 22, 2010 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Jul 1, 2010 | E815 | I | TEAS SECTION 8 & 15 RECEIVED | Loading... |
| Mar 8, 2010 | TCCA | I | TEAS CHANGE OF CORRESPONDENCE RECEIVED | Loading... |
| Sep 16, 2009 | TCCA | I | TEAS CHANGE OF CORRESPONDENCE RECEIVED | Loading... |
| Aug 10, 2004 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| May 18, 2004 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Apr 28, 2004 | NPUB | O | NOTICE OF PUBLICATION | Loading... |
| Feb 24, 2004 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Feb 24, 2004 | GNEA | O | EXAMINERS AMENDMENT E-MAILED | Loading... |
| Aug 23, 2003 | GNRT | F | NON-FINAL ACTION E-MAILED | Loading... |
| Aug 9, 2003 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
Detailed Classifications
Class 042
Fracture stimulation fluid diagnostics using chemicals to trace the fluid flowback effectiveness in oil, gas and geothermal wells
First Use Anywhere:
Oct 1, 2001
First Use in Commerce:
Oct 1, 2001
Additional Information
Pseudo Mark
SPECTRUM CHEMICAL
Classification
International Classes
042