US2874757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headrest accessory
Assignee: Individual
•
Filing: 1957-02-04
•
Granted: 1959-02-24
•
Expires: 1977-02-04
Abstract
No abstract record available.
Inventors
- 👤 Requa Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:28
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/38; A47C7/383; B; B60; B60N; B60N2/00; B60N2/80; B60N2/882
Claims Analysis
Total Claims: 0
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US2605818A
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US2560925A
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US2589013A
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US2756808A
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US2801677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |