Patent US2501368A successfully refreshed from Google Patents.
Patent US2826244A successfully refreshed from Google Patents.
US2826244A
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Seat cushion of foam-type material and method of fabricating same
Assignee: Curtiss Wright Corp
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Filing: 1954-02-24
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Granted: 1958-03-11
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Expires: 1974-02-24
Abstract
No abstract record available.
Inventors
- 👤 Roy T Hurley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:43
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/04; A47C21/042; A47C21/044; A47C7/00; A47C7/02; A47C7/18; B; B29; B29C; B29C44/00; B29C44/005; B29C33/00; B29C33/0033; B29L; B29L2031/00; B29L2031/751; Y; Y10; Y10S; Y10S297/00; Y10S297/02; Y10S297/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE409827C
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US1843893A
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US2068134A
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US2290729A
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GB471722A
Cited
US2232646A
Cited
US2290614A
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US2364036A
Cited
US2617751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |