Patent US2716398A successfully refreshed from Google Patents.
US2893007A
Expired / Lapsed
US
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Covered hinge joint for conveyor belts
Assignee: Ton-Tex Corp
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Filing: 1955-08-17
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Granted: 1959-07-07
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Expires: 1975-08-17
Abstract
No abstract record available.
Inventors
- 👤 Windt Herbert John De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:22
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/02; F16G3/04; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1608; Y10T24/1636; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49835; Y10T29/49837; Y10T29/49947; Y10T29/49959; Y10T29/49961
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) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |