Legal Representation
Attorney
Stephen A. Littlefield
USPTO Deadlines
Application History
17 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Sep 25, 2009 | ABN0 | O | ABANDONMENT - INCOMPLETE RESPONSE | Loading... |
| Sep 25, 2009 | MAB0 | O | ABANDONMENT NOTICE MAILED - INCOMPLETE RESPONSE | Loading... |
| Sep 3, 2009 | ALIE | A | ASSIGNED TO LIE | Loading... |
| Sep 3, 2009 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Sep 3, 2009 | TEME | I | TEAS/EMAIL CORRESPONDENCE ENTERED | Loading... |
| Sep 2, 2009 | ERFR | I | TEAS REQUEST FOR RECONSIDERATION RECEIVED | Loading... |
| Mar 5, 2009 | CNFR | R | FINAL REFUSAL WRITTEN | Loading... |
| Mar 5, 2009 | GNFR | O | FINAL REFUSAL E-MAILED | Loading... |
| Mar 5, 2009 | GNFN | O | NOTIFICATION OF FINAL REFUSAL EMAILED | Loading... |
| Feb 6, 2009 | TROA | I | TEAS RESPONSE TO OFFICE ACTION RECEIVED | Loading... |
| Feb 6, 2009 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Feb 6, 2009 | TEME | I | TEAS/EMAIL CORRESPONDENCE ENTERED | Loading... |
| Sep 11, 2008 | CNRT | R | NON-FINAL ACTION WRITTEN | Loading... |
| Sep 11, 2008 | GNRT | F | NON-FINAL ACTION E-MAILED | Loading... |
| Sep 11, 2008 | GNRN | O | NOTIFICATION OF NON-FINAL ACTION E-MAILED | Loading... |
| Sep 5, 2008 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Jun 6, 2008 | NWAP | I | NEW APPLICATION ENTERED | Loading... |
Detailed Classifications
Class 042
design for others of advanced wellbore displacement clean-up spacers for the removal of oil based drilling fluids
First Use Anywhere:
Mar 8, 2008
First Use in Commerce:
Mar 8, 2008
Classification
International Classes
042