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Patent US2738829A successfully refreshed from Google Patents.
US2738829A
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US
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Reversible and berthable seat
Assignee: Lockheed Martin Corp
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Filing: 1951-11-17
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Granted: 1956-03-20
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Expires: 1971-11-17
Abstract
No abstract record available.
Inventors
- 👤 Harbert D Rowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:58
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/20; B60N2/203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US772742A
Cited
US1047461A
Cited
FR696380A
Cited
GB419677A
Cited
US2066557A
Cited
US2235237A
Cited
US2514798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |