US2541835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped chair
Assignee: Knoll Associates Inc
•
Filing: 1948-12-04
•
Granted: 1951-02-13
•
Expires: 1968-12-04
Abstract
No abstract record available.
Inventors
- 👤 Saarinen Eero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:22
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/12; A47C5/00; A47C5/12; Y; Y10; Y10S; Y10S297/00; Y10S297/01; Y10S297/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US232496A
Cited
US251903A
Cited
US1548488A
Cited
US2343077A
Cited
US2395468A
Cited
US2393499A
Cited
US2454408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |