US2629491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for winnowing tea
Assignee: J Lyons and Co Ltd
•
Filing: 1947-08-05
•
Granted: 1953-02-24
•
Expires: 1967-08-05
Abstract
No abstract record available.
Inventors
- 👤 Sutherland Howell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:26
CPC Classifications
B; B07; B07B; B07B4/00; B07B4/02; B07B4/025; B07B4/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE342116C
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US82431A
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US263472A
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US465544A
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US884551A
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DE340843C
Cited
US1470892A
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US1499724A
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DE661037C
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |