Legal Representation
Attorney
Chandran D. Kumar
USPTO Deadlines
Next Deadline
3546 days remaining
Section 8 & 9 Renewal Due (Principal Register) (Based on registration date 20050913)
Due Date
September 13, 2035
Grace Period Ends
March 13, 2036
Application History
34 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Dec 18, 2025 | PR89 | O | POST REGISTRATION ACTION MAILED - SEC. 8 & 9 | Loading... |
| Dec 15, 2025 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Sep 5, 2025 | E89R | I | TEAS SECTION 8 & 9 RECEIVED | Loading... |
| Aug 21, 2025 | ASCK | I | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | Loading... |
| Sep 13, 2024 | 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 21, 2015 | NA89 | E | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | Loading... |
| Oct 21, 2015 | RNL1 | Q | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | Loading... |
| Oct 21, 2015 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | Loading... |
| Oct 20, 2015 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Sep 14, 2015 | 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... |
| Sep 6, 2011 | NA85 | E | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | Loading... |
| Sep 6, 2011 | C15A | O | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | Loading... |
| Sep 6, 2011 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Jul 27, 2011 | 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... |
| Sep 13, 2005 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| Jun 21, 2005 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Jun 1, 2005 | NPUB | O | NOTICE OF PUBLICATION | Loading... |
| Mar 9, 2005 | PREV | O | LAW OFFICE PUBLICATION REVIEW COMPLETED | Loading... |
| Mar 2, 2005 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Jan 7, 2005 | ALIE | A | ASSIGNED TO LIE | Loading... |
| May 29, 2004 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| May 29, 2004 | TROA | I | TEAS RESPONSE TO OFFICE ACTION RECEIVED | Loading... |
| Mar 29, 2004 | GNRT | O | NON-FINAL ACTION E-MAILED | Loading... |
| Sep 22, 2003 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Sep 22, 2003 | TROA | I | TEAS RESPONSE TO OFFICE ACTION RECEIVED | Loading... |
| Jul 25, 2003 | GNRT | F | NON-FINAL ACTION E-MAILED | Loading... |
| Jul 25, 2003 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
Detailed Classifications
Class 042
Oil and gas reservoir fluid sampling and analysis
First Use Anywhere:
Jan 21, 1997
First Use in Commerce:
Jan 21, 1997
Classification
International Classes
042