US765534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoke-consumer.
Assignee: FRANCIS DOUGHERTY
•
Filing: 1904-01-21
•
Granted: 1904-07-19
•
Expires: 1924-01-21
Abstract
No abstract record available.
Inventors
- 👤 Douglas D Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:00
CPC Classifications
F; F23; F23G; F23G7/00; F23G7/06; F23G7/061; F23G7/065; B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/68
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) | 1907-07-19 | 1908-01-18 | 1908-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-07-19 | 1912-01-18 | 1912-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-07-19 | 1916-01-18 | 1916-07-19 | $7700.00 | Window Closed / Lapsed |