Patent US1061941A successfully refreshed from Google Patents.
US1061941A
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Assignee: P DEMAREST LOWE
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Filing: 1912-07-06
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Granted: 1913-05-13
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Expires: 1932-07-06
Abstract
No abstract record available.
Inventors
- 👤 Alexander Hoffmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:36
CPC Classifications
F; F23; F23G; F23G7/00; F23G7/06; F23G7/061; F23G7/065
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) | 1916-05-12 | 1916-11-11 | 1917-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-05-12 | 1920-11-11 | 1921-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-05-12 | 1924-11-11 | 1925-05-13 | $7700.00 | Window Closed / Lapsed |