US2769664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus to aid the moving of pipe lines
Assignee: RM Wade and Co
•
Filing: 1953-08-31
•
Granted: 1956-11-06
•
Expires: 1973-08-31
Abstract
No abstract record available.
Inventors
- 👤 Cornelius Gail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:21
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/06; F16L1/065
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US738271A
Cited
US1429756A
Cited
US1601199A
Cited
US1809609A
Cited
US1966783A
Cited
US2249297A
Cited
GB668800A
Cited
US2678844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |