Patent US3407559A successfully refreshed from Google Patents.
US3407559A
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Crane towers and the like hoisting apparatus
Assignee: Richier SA
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Filing: 1965-10-24
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Granted: 1968-10-29
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Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Durand Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:54
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/07; C23C22/08; C23C22/12; C23C22/13; B; B66; B66C; B66C23/00; B66C23/18; B66C23/26; B66C23/28; B66C23/283; B66C23/286; C23F; C23F11/00; C23F11/08; C23F11/10; C23G; C23G1/00; C23G1/02; E; E04; E04H; E04H12/00; E04H12/02; E04H12/08; E04H12/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2580503A
Cited
US2988180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |