US2959303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lading transfer system
Assignee: Individual
•
Filing: 1959-07-09
•
Granted: 1960-11-08
•
Expires: 1979-07-09
Abstract
No abstract record available.
Inventors
- 👤 Harry A Wheltle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:12
CPC Classifications
B; B61; B61D; B61D3/00; B61D3/04; B61D47/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US746737A
Cited
US1751717A
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US1993481A
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US1883538A
Cited
US1937062A
Cited
US2127480A
Cited
US2123424A
Cited
US2543295A
Cited
US2591153A
Cited
US2856085A
Cited
US2820560A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |