Patent US2889170A successfully refreshed from Google Patents.
US2889170A
Expired / Lapsed
US
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Grapple device
Assignee: Individual
•
Filing: 1956-12-12
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Granted: 1959-06-02
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Expires: 1976-12-12
Abstract
No abstract record available.
Inventors
- 👤 Benno R Bode
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:20
CPC Classifications
E; E21; E21B; E21B31/00; E21B31/12; E21B31/18; B; B66; B66C; B66C1/00; B66C1/10; B66C1/42; E21B27/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1013933A
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US1208846A
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US1658145A
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US2027546A
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US2116651A
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US2203170A
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US2320611A
Cited
US2526084A
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US2594908A
Cited
US2551486A
Cited
US2621067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |