US2667348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient telescopic device
Assignee: Dowty Equipment Ltd
•
Filing: 1952-02-05
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Granted: 1954-01-26
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Expires: 1972-02-05
Abstract
No abstract record available.
Inventors
- 👤 Colin M Frye
- 👤 Frederick E Killner
- 👤 Arthur K Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:57
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/36; F16F9/365; F16F5/00; Y; Y10; Y10S; Y10S277/00; Y10S277/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |