Patent US1040730A successfully refreshed from Google Patents.
US1040730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve or cover for tanks.
Assignee: AMERICAN CREOSOTING Co
•
Filing: 1911-10-25
•
Granted: 1912-10-08
•
Expires: 1931-10-25
Abstract
No abstract record available.
Inventors
- 👤 Robert H Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:40
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/14; F16K15/144; F16K15/147; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332
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) | 1915-10-08 | 1916-04-08 | 1916-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-10-08 | 1920-04-08 | 1920-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-10-08 | 1924-04-08 | 1924-10-08 | $7700.00 | Window Closed / Lapsed |