US2670484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: GULF CANAL LINES Inc
•
Filing: 1949-10-15
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Granted: 1954-03-02
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Expires: 1969-10-15
Abstract
No abstract record available.
Inventors
- 👤 Chester D Bintliff
- 👤 Eugene L Attebery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:45
CPC Classifications
B; B65; B65G; B65G69/00; B65G69/28; B65G69/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2284022A
Cited
US2449829A
Cited
US2424876A
Cited
US2560064A
Cited
US2521349A
Cited
US2461678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |