Patent US2814059A successfully refreshed from Google Patents.
US2814059A
Expired / Lapsed
US
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Method for making serrated-head bolts
Assignee: International Motors LLC
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Filing: 1955-06-22
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Granted: 1957-11-26
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Expires: 1975-06-22
Abstract
No abstract record available.
Inventors
- 👤 Lehuing J Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:43
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/44; B21K1/46; Y; Y10; Y10S; Y10S411/00; Y10S411/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US662134A
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US721659A
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US1933737A
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GB436706A
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US2133466A
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US2102941A
Cited
DE747937C
Cited
US2333388A
Cited
US2353531A
Cited
FR1001909A
Cited
US2689359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |