Patent US1532635A successfully refreshed from Google Patents.
US690743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cut-off valve.
Assignee: HENRY A KESSEL
•
Filing: 1901-07-06
•
Granted: 1902-01-07
•
Expires: 1921-07-06
Abstract
No abstract record available.
Inventors
- 👤 John La Burt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:47
CPC Classifications
F; F01; F01B; F01B1/00; F01B1/06; F01B1/0641; F01B1/0668
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) | 1905-01-06 | 1905-07-08 | 1906-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-01-06 | 1909-07-08 | 1910-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-01-06 | 1913-07-08 | 1914-01-07 | $7700.00 | Window Closed / Lapsed |