Legal Representation
Attorney
CHRISTOPHER KEIRS
USPTO Deadlines
Application History
8 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Dec 5, 2018 | MAB2 | O | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND | Loading... |
| Dec 5, 2018 | ABN2 | O | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE | Loading... |
| May 22, 2018 | GNRN | O | NOTIFICATION OF NON-FINAL ACTION E-MAILED | Loading... |
| May 22, 2018 | GNRT | F | NON-FINAL ACTION E-MAILED | Loading... |
| May 22, 2018 | CNRT | R | NON-FINAL ACTION WRITTEN | Loading... |
| Apr 16, 2018 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Jan 19, 2018 | NWOS | I | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | Loading... |
| Jan 9, 2018 | NWAP | I | NEW APPLICATION ENTERED | Loading... |
Detailed Classifications
Class 035
rental and sale of oilfield equipment, namely, fracturing sleeves for oil and gas wells, consulting services for the training and use of fracturing sleeves for oil and gas wells, placement of fractured oil and gas wells, heavy proppant loading
First Use Anywhere:
Jun 30, 2017
First Use in Commerce:
Jun 30, 2017
Class 037
installation, maintenance and repair services in the oil and gas industry, namely, for fracturing control devices for oil and gas wells, coiled-tubing well completion systems for oil and gas wells, heavy proppant loading
First Use Anywhere:
Jun 30, 2017
First Use in Commerce:
Jun 30, 2017
Class 042
testing, monitoring, analysis and research services for oil and gas well fracturing, oil and gas well completion and oil and gas well perforation, recording downhole pressure and temperature data in oil and gas wells
First Use Anywhere:
Jun 30, 2017
First Use in Commerce:
Jun 30, 2017
Classification
International Classes
035
037
042