Patent US793305A successfully refreshed from Google Patents.
US793305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-producer.
Assignee: Individual
•
Filing: 1902-02-24
•
Granted: 1905-06-27
•
Expires: 1922-02-24
Abstract
No abstract record available.
Inventors
- 👤 Ernst Koerting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:31
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/02; C10J3/20; C10J3/22; C10J3/24; C10J3/26
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) | 1908-06-26 | 1908-12-26 | 1909-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-06-26 | 1912-12-26 | 1913-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-06-26 | 1916-12-26 | 1917-06-27 | $7700.00 | Window Closed / Lapsed |