Patent US928477A successfully refreshed from Google Patents.
US2984476A
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US
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Fluid pressure systems and apparatus
Assignee: Moulton Developments Ltd
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Filing: 1959-06-15
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Granted: 1961-05-16
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Turner Philip Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:36
CPC Classifications
F; F16; F16F; F16F13/00; F16F13/04; F16F13/06; F16F13/08; F16F13/10; F16F13/103; F16K; F16K15/00; F16K15/14; F16K15/144
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) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |