US2897948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevating turntable for conveyors
Assignee: Individual
•
Filing: 1957-08-20
•
Granted: 1959-08-04
•
Expires: 1977-08-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert E Cranston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:28
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/22; B65G47/24; B65G47/244; B65H; B65H2301/00; B65H2301/30; B65H2301/33; B65H2301/332; B65H2301/3321; B65H2301/33216; B65H2301/3322; B65H2301/33222
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |