Patent US718008A successfully refreshed from Google Patents.
US718008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-heater and steam-generator.
Assignee: Individual
•
Filing: 1902-09-25
•
Granted: 1903-01-06
•
Expires: 1922-09-25
Abstract
No abstract record available.
Inventors
- 👤 Thaddeus S C Lowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:26
CPC Classifications
C; C10; C10B; C10B1/00; C10B1/02; C10B1/04
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) | 1906-01-05 | 1906-07-07 | 1907-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-01-05 | 1910-07-07 | 1911-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-01-05 | 1914-07-07 | 1915-01-06 | $7700.00 | Window Closed / Lapsed |