US3067837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubrication of conveyor chains
Assignee: Geo W King Ltd
•
Filing: 1961-03-08
•
Granted: 1962-12-11
•
Expires: 1981-03-08
Abstract
No abstract record available.
Inventors
- 👤 Burrows Arthur Thomas Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:05
CPC Classifications
B; B65; B65G; B65G45/00; B65G45/02; B65G45/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB613221A
Cited
US2558370A
Cited
US2593841A
Cited
US2664969A
Cited
FR1098592A
Cited
DE1031592B
Cited
GB833819A
Cited
US2908355A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |