Patent US3370571A successfully refreshed from Google Patents.
Patent US2825439A successfully refreshed from Google Patents.
US2825439A
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Bearings for roller conveyors
Assignee: Collis & Sons Ltd J
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Filing: 1956-11-05
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Granted: 1958-03-04
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Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Collis Leslie Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:09
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/09; B65G39/04; F; F16; F16C; F16C27/00; F16C27/06; F16C27/066
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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |