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US1092780A
Expired / Lapsed
US
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Means for separating stones from clay.
Assignee: LYLE CLAY CLEANER Co
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Filing: 1914-02-04
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Granted: 1914-04-07
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Expires: 1934-02-04
Abstract
No abstract record available.
Inventors
- 👤 Robert W Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:40
CPC Classifications
B; B07; B07B; B07B1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1917-04-06 | 1917-10-06 | 1918-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-04-06 | 1921-10-06 | 1922-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-04-06 | 1925-10-06 | 1926-04-07 | $7700.00 | Window Closed / Lapsed |