US2859890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile mechanical handling device
Assignee: Th Pernin & Fils Soc
•
Filing: 1954-04-22
•
Granted: 1958-11-11
•
Expires: 1974-04-22
Abstract
No abstract record available.
Inventors
- 👤 Renard Joffre Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:40
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1621555A
Cited
US1799307A
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US2258180A
Cited
US2320601A
Cited
US2428223A
Cited
US2623653A
Cited
US2667985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |