Patent US2985227A successfully refreshed from Google Patents.
US2985227A
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Resilient seat support
Assignee: KOMFORT KING SEATS Inc
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Filing: 1957-09-30
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Granted: 1961-05-23
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Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Casimir E Leja
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:04
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/50; B60N2/502; B60N2/505; B60N2/506; B60N2/507; B60N2/54; B60N2/548
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB554802A
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US2588638A
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US2533573A
Cited
US2630854A
Cited
US2652880A
Cited
US2712742A
Cited
US2760553A
Cited
US2829703A
Cited
US2856982A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |