Patent US2849205A successfully refreshed from Google Patents.
US2849205A
Expired / Lapsed
US
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Jib crane kit
Assignee: Manning Maxwell and Moore Inc
•
Filing: 1953-05-20
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Granted: 1958-08-26
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Expires: 1973-05-20
Abstract
No abstract record available.
Inventors
- 👤 Jr William S Chapin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:07
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/20; B66C23/208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US469048A
Cited
US483071A
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US925968A
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US1578634A
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US2255531A
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US2294998A
Cited
US2564935A
Cited
US2640506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |