US546765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-burner
Assignee: —
•
Filing: —
•
Granted: 1895-09-24
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Expires: 1912-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:40
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/06; B05B7/062; B05B7/066; F; F23; F23D; F23D11/00; F23D11/10
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) | 1898-09-23 | 1899-03-25 | 1899-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-09-24 | 1903-03-26 | 1903-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-09-24 | 1907-03-26 | 1907-09-25 | $7700.00 | Window Closed / Lapsed |