US1116741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve for granular materials.
Assignee: Individual
•
Filing: 1913-09-24
•
Granted: 1914-11-10
•
Expires: 1933-09-24
Abstract
No abstract record available.
Inventors
- 👤 William H Roney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:52
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/201
Claims Analysis
Total Claims: 0
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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) | 1917-11-09 | 1918-05-11 | 1918-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-11-09 | 1922-05-11 | 1922-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-11-09 | 1926-05-11 | 1926-11-10 | $7700.00 | Window Closed / Lapsed |