US3032109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun perforating apparatus for wells
Assignee: Jersey Production Research Co
•
Filing: 1959-10-12
•
Granted: 1962-05-01
•
Expires: 1979-10-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles B Corley
- 👤 John W Kenneday
- 👤 Gilbert H Tausch
- 👤 Martin E True
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:54
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/11; E21B43/116; E21B23/00; E21B23/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2638981A
Cited
US2690123A
Cited
US2705920A
Cited
US2766828A
Cited
US2804150A
Cited
US2876843A
Cited
US2805718A
Cited
US2776010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |