US2554614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servo ram of the follow-up type
Assignee: Individual
•
Filing: 1946-06-19
•
Granted: 1951-05-29
•
Expires: 1966-06-19
Abstract
No abstract record available.
Inventors
- 👤 Emile J Carleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:37
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1130177A
Cited
US2260491A
Cited
US2322063A
Cited
US2374545A
Cited
US2450160A
Cited
US2410269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |