US2936718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two truck systems
Assignee: SI Handling Systems Inc
•
Filing: 1957-05-29
•
Granted: 1960-05-17
•
Expires: 1977-05-29
Abstract
No abstract record available.
Inventors
- 👤 Bradt Lynn
- 👤 Roy H Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:05
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1124269A
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US1243457A
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US2635555A
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US2619916A
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US2621609A
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US2660127A
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US2619370A
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US2684039A
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US2688936A
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US2782727A
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US2751851A
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US2816516A
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US2751852A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |