Legal Representation
Attorney
Loren G. Helmreich
USPTO Deadlines
Application History
13 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Oct 4, 2001 | ABN2 | O | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE | Loading... |
| Oct 4, 2001 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Dec 18, 2000 | CNRT | S | NON-FINAL ACTION MAILED | Loading... |
| Dec 17, 2000 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Dec 7, 2000 | SUPC | I | STATEMENT OF USE PROCESSING COMPLETE | Loading... |
| Sep 21, 2000 | IUAF | S | USE AMENDMENT FILED | Loading... |
| Mar 21, 2000 | NOAM | O | NOA MAILED - SOU REQUIRED FROM APPLICANT | Loading... |
| Dec 28, 1999 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Nov 26, 1999 | NPUB | O | NOTICE OF PUBLICATION | Loading... |
| Oct 25, 1999 | CNSA | P | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Sep 16, 1999 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Aug 24, 1999 | CNRT | F | NON-FINAL ACTION MAILED | Loading... |
| Aug 16, 1999 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
Detailed Classifications
Class 040
REFINING SERVICES, NAMELY, PURIFYING WELL DRILLING FLUIDS
First Use Anywhere:
Dec 31, 1998
First Use in Commerce:
Dec 31, 1998
Classification
International Classes
040