US3033011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient rotary drive fluid conduit connection
Assignee: DRILCO OIL TOOLS Inc
•
Filing: 1960-08-31
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Granted: 1962-05-08
•
Expires: 1980-08-31
Abstract
No abstract record available.
Inventors
- 👤 William R Garrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:17
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0812; F16L27/0816; E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/07; E21B17/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA458167A
Cited
US1960688A
Cited
US2259460A
Cited
US2394405A
Cited
US2765147A
Cited
US2795398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |