US2613697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of curling
Assignee: Individual
•
Filing: 1946-05-03
•
Granted: 1952-10-14
•
Expires: 1966-05-03
Abstract
No abstract record available.
Inventors
- 👤 Fantell Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:31
CPC Classifications
B; B21; B21D; B21D53/00; Y; Y10; Y10S; Y10S425/00; Y10S425/017
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US352514A
Cited
US514371A
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US1323127A
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US689575A
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US1386318A
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US1446811A
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US1777900A
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US1670253A
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US1689093A
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US2042537A
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US1959104A
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US1976491A
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US2138787A
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US2121527A
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US2196076A
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US2245320A
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GB558297A
Cited
US2457705A
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US2450280A
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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) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |