US2868331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lifting appliance
Assignee: Individual
•
Filing: 1955-07-12
•
Granted: 1959-01-13
•
Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Villars Julio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:49
CPC Classifications
B; B65; B65G; B65G67/00; B65G2814/00; B65G2814/03; B65G2814/0301; B65G2814/0311; B65G2814/0313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US269994A
Cited
US544780A
Cited
US968501A
Cited
US1710552A
Cited
US1849348A
Cited
US2250965A
Cited
US2269786A
Cited
US2517318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |