US2914811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Top roll supporting means
Assignee: SMALL BUSINESS ADMINISTRATION
•
Filing: 1954-08-18
•
Granted: 1959-12-01
•
Expires: 1974-08-18
Abstract
No abstract record available.
Inventors
- 👤 Burrel C Cole
- 👤 Edwin P Waite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:04
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/56; Y; Y10; Y10T; Y10T403/00; Y10T403/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1696553A
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US2329655A
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US2536388A
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US2465726A
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US2546061A
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US2621374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |