US1868599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure operating device
Assignee: Individual
•
Filing: 1925-11-02
•
Granted: 1932-07-26
•
Expires: 1945-11-02
Abstract
No abstract record available.
Inventors
- 👤 Percy M Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:12
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/60; E05F15/603; E05F15/605; E05F15/611; E05F15/614; E05F15/616; E05F15/622; E05Y; E05Y2201/00; E05Y2201/20; E05Y2201/23; E05Y2201/244; E05Y2400/00; E05Y2400/10; E05Y2400/30; E05Y2400/3013; E05Y2400/52; E05Y2400/53; E05Y2400/54; E05Y2400/55; E05Y2400/552; E05Y2900/00; E05Y2900/50; E05Y2900/51
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) | 1935-07-26 | 1936-01-25 | 1936-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-07-26 | 1940-01-25 | 1940-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-07-26 | 1944-01-25 | 1944-07-26 | $7700.00 | Window Closed / Lapsed |