US2747205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heading machines for bolts, screws, rivets, and the like
Assignee: Individual
•
Filing: 1952-11-12
•
Granted: 1956-05-29
•
Expires: 1972-11-12
Abstract
No abstract record available.
Inventors
- 👤 Fray Victor Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:59
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/44; B21K1/46; B21K1/466; B21K1/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US52433A
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US1024046A
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US2232889A
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US2236221A
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US2275269A
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US2318825A
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US2554664A
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US2621937A
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US2570151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |