US2571303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive release and brake for stitching machines
Assignee: Acme Steel Co
•
Filing: 1945-05-04
•
Granted: 1951-10-16
•
Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 William R Spiller
- 👤 Leo D Barley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:19
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/02; F16D11/04; B; B65; B65B; B65B51/00; B65B51/04; B65B51/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2191983A
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US2210227A
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US2304952A
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US2324080A
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US2325102A
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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) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |