US2837140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding yard chair
Assignee: Individual
•
Filing: 1956-07-02
•
Granted: 1958-06-03
•
Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 Dean L R Hedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:20
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL53232C
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US281420A
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US904053A
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US1726512A
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US1175070A
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AT117722B
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AT118997B
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US1923517A
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US2006823A
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US2553460A
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US2670932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |