US2487845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jigging apparatus and method
Assignee: Jeffrey Manufacturing Co
•
Filing: 1945-02-21
•
Granted: 1949-11-15
•
Expires: 1965-02-21
Abstract
No abstract record available.
Inventors
- 👤 Byron M Bird
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:18
CPC Classifications
B; B03; B03B; B03B5/00; B03B5/02; B03B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1224138A
Cited
US1392401A
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US1451067A
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GB224447A
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US1656271A
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US1710568A
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US2052004A
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US2151175A
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US2194139A
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US2217286A
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US2281530A
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US2353152A
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US2378356A
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US2368416A
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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) | 1952-11-14 | 1953-05-16 | 1953-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-14 | 1957-05-16 | 1957-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-14 | 1961-05-16 | 1961-11-15 | $7700.00 | Window Closed / Lapsed |