Patent US709051A successfully refreshed from Google Patents.
US709051A
Expired / Lapsed
US
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Heat-radiator for smoke-pipes.
Assignee: Individual
•
Filing: 1902-03-20
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Granted: 1902-09-16
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Expires: 1922-03-20
Abstract
No abstract record available.
Inventors
- 👤 John P Schneller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:45
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/02; F28F9/026; F28F9/0265; F28F13/00; F28F13/06; F28F13/08; Y; Y10; Y10S; Y10S165/00; Y10S165/454; Y10S165/471; Y10S165/483
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) | 1905-09-15 | 1906-03-17 | 1906-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-15 | 1910-03-17 | 1910-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-15 | 1914-03-17 | 1914-09-16 | $7700.00 | Window Closed / Lapsed |