US3362488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well drilling system
Assignee: JURY ROLENOVICH IOANESYAN
•
Filing: 1965-07-12
•
Granted: 1968-01-09
•
Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 Ioanesyan Jury Rolenovich
- 👤 Ioannesyan Rolen Arsenievich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:57
CPC Classifications
E; E21; E21B; E21B4/00; E21B4/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1476747A
Cited
US2635852A
Cited
US2655344A
Cited
US2937008A
Cited
US2991837A
Cited
SU140387A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |