US899667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoke-jack.
Assignee: HENRY HAGIN VAUGHAN
•
Filing: 1905-10-12
•
Granted: 1908-09-29
•
Expires: 1925-10-12
Abstract
No abstract record available.
Inventors
- 👤 Richard Harcourt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:26
CPC Classifications
F; F23; F23J; F23J11/00; F23J11/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1911-09-29 | 1912-03-30 | 1912-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-09-29 | 1916-03-30 | 1916-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-09-29 | 1920-03-30 | 1920-09-29 | $7700.00 | Window Closed / Lapsed |