US2949997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding apparatus for a conveyor
Assignee: Smith Kline & French Laboratories Ltd
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Filing: 1958-01-21
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Granted: 1960-08-23
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Expires: 1978-01-21
Abstract
No abstract record available.
Inventors
- 👤 George E Martell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:35
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/02; B65G47/04; B65G47/12; B65G47/14; B65G47/1407; B65G47/1442; B65G47/1457; A; A61; A61J; A61J3/00; A61J3/007; B65B; B65B35/00; B65B35/30; B65B35/46
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) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |