US954293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hopper-valve, &c.
Assignee: C W HUNT Co
•
Filing: 1908-03-17
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Granted: 1910-04-05
•
Expires: 1928-03-17
Abstract
No abstract record available.
Inventors
- 👤 Charles W Hunt
- 👤 Charles C King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:40
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/54; B65D90/58; B65D90/582
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) | 1913-04-04 | 1913-10-04 | 1914-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-04-04 | 1917-10-04 | 1918-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-04-04 | 1921-10-04 | 1922-04-05 | $7700.00 | Window Closed / Lapsed |