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US2434007A
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Headrest
Assignee: MARIE O DEA
•
Filing: 1946-05-08
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Granted: 1948-01-06
•
Expires: 1966-05-08
Abstract
No abstract record available.
Inventors
- 👤 O'dea Frederick Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:58
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US247823A
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US262901A
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US518771A
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US530159A
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US730531A
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US1020444A
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US1673433A
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US1937920A
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US1890358A
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GB414131A
Cited
US2154017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-05 | 1951-07-07 | 1952-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-05 | 1955-07-07 | 1956-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-05 | 1959-07-07 | 1960-01-06 | $7700.00 | Window Closed / Lapsed |