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Patent US2712332A successfully refreshed from Google Patents.
US2712332A
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Conveyor belts and method of making them
Assignee: Santrade Ltd
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Filing: 1952-05-19
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Granted: 1955-07-05
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Expires: 1972-05-19
Abstract
No abstract record available.
Inventors
- 👤 Annerhed Karl Bertil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:59
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/30; B65G15/48; B65G15/32; B65G15/34; B65G15/36; B65G2201/00; B65G2201/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T428/00; Y10T428/24; Y10T428/24132; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/31504; Y10T428/31678; Y10T428/31707
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) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |