US2707403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor driving pulleys
Assignee: Mavor and Coulson Ltd
•
Filing: 1952-05-27
•
Granted: 1955-05-03
•
Expires: 1972-05-27
Abstract
No abstract record available.
Inventors
- 👤 Thomson James
- 👤 Findlay John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:05
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/07; B65G23/00; B65G23/02; B65G23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US377161A
Cited
US802617A
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US1391238A
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US1560524A
Cited
US1731599A
Cited
US1803357A
Cited
US2356007A
Cited
US2578622A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-02 | 1958-11-01 | 1959-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-02 | 1962-11-01 | 1963-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-02 | 1966-11-01 | 1967-05-03 | $7700.00 | Window Closed / Lapsed |