US2937706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-propelled carts
Assignee: Individual
•
Filing: 1953-09-25
•
Granted: 1960-05-24
•
Expires: 1973-09-25
Abstract
No abstract record available.
Inventors
- 👤 Milton E Chandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:42
CPC Classifications
B; B62; B62B; B62B5/00; B62B5/0026; B60; B60K; B60K1/00; B62B2202/00; B62B2202/40; B62B2202/404; B62B5/0069; B62B5/0073; Y; Y10; Y10S; Y10S280/00; Y10S280/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1389871A
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US2405674A
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US2482203A
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US2597735A
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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) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |