Legal Representation
Attorney
WILLIAM D. JACKSON
USPTO Deadlines
Application History
11 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Nov 22, 1999 | EXPT | T | EXPARTE APPEAL TERMINATED | Loading... |
| Nov 22, 1999 | ABN3 | O | ABANDONMENT - AFTER EX PARTE APPEAL | Loading... |
| Aug 13, 1999 | EXPA | T | EX PARTE APPEAL-REFUSAL AFFIRMED | Loading... |
| Oct 26, 1998 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Oct 26, 1998 | CNES | O | EXAMINERS STATEMENT MAILED | Loading... |
| Jun 9, 1998 | CNCF | O | CONTINUATION OF FINAL REFUSAL MAILED | Loading... |
| May 13, 1998 | EXPI | T | EX PARTE APPEAL-INSTITUTED | Loading... |
| Oct 31, 1997 | CNFR | O | FINAL REFUSAL MAILED | Loading... |
| Aug 25, 1997 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Feb 21, 1997 | CNRT | F | NON-FINAL ACTION MAILED | Loading... |
| Feb 10, 1997 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
Detailed Classifications
Class 001
well fluid additive materials, namely, expanded clay and shale aggregates as additives for well drilling, lost circulation, workover and completion fluids
First Use Anywhere:
0
First Use in Commerce:
0
Classification
International Classes
001