US2565208A
Expired / Lapsed
US
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Assignee: Vickers Inc
•
Filing: 1946-01-11
•
Granted: 1951-08-21
•
Expires: 1966-01-11
Abstract
No abstract record available.
Inventors
- 👤 John D Dietiker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:15
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/12; F04B1/26; F04B1/30; F04B1/32; F04B1/328; F04B1/20; F04B1/2014; F04B1/2042; F04B1/2064; Y; Y10; Y10S; Y10S285/00; Y10S285/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US372069A
Cited
US1835877A
Cited
US2155460A
Cited
US2277570A
Cited
US2313407A
Cited
US2288768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |