Patent US2564228A successfully refreshed from Google Patents.
US2564228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drum for time controlled mechanism
Assignee: —
•
Filing: —
•
Granted: 1951-08-14
•
Expires: 1968-08-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:52
CPC Classifications
F; F16; F16H; F16H53/00; F16H53/02; F16H53/04; G; G10; G10G; G10G5/00; G10G5/005; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/114; Y10T74/115; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |