Patent US3744062A successfully refreshed from Google Patents.
US2995390A
Expired / Lapsed
US
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Mountings for rings or discs
Assignee: Napier Turbochargers Ltd
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Filing: 1959-09-14
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Granted: 1961-08-08
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Expires: 1979-09-14
Abstract
No abstract record available.
Inventors
- 👤 Gardner John Maddox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:25
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3464; F16J15/3468; F16J15/36; F16J15/363; Y; Y10; Y10S; Y10S277/00; Y10S277/922; Y10S277/923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2425209A
Cited
US2917329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |