Patent US3946048A successfully refreshed from Google Patents.
US2673733A
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Improved shock absorbing and cushioning device
Assignee: George Turton Platts & Co
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Filing: 1950-10-31
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Granted: 1954-03-30
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Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 John Arthur Percy Fitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:32
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220630A
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US1680890A
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US2053053A
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US1984144A
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DE655224C
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US2604320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |