US3480249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilting chair construction
Assignee: Individual
•
Filing: 1967-12-11
•
Granted: 1969-11-25
•
Expires: 1987-12-11
Abstract
No abstract record available.
Inventors
- 👤 Finn Lie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:49
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/025; A47C3/026; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/026; A47C7/00; A47C7/36; A47C7/40; A47C7/44; A47C7/445; A47C7/4454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US179859A
Cited
US665005A
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US2319700A
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US2718257A
Cited
US2838097A
Cited
US2935119A
Cited
US3131904A
Cited
US3162420A
Cited
US3253858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |