US2522246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reclining chair
Assignee: PERCY L PORTER
•
Filing: 1945-08-28
•
Granted: 1950-09-12
•
Expires: 1965-08-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Armstrong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:50
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/031; A47C1/032; A47C1/03205; A47C1/03216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE268840C
Cited
US316209A
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DE407014C
Cited
US677234A
Cited
US740966A
Cited
US1033093A
Cited
US2132363A
Cited
US2257583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |