Patent US3233365A successfully refreshed from Google Patents.
Patent US2602491A successfully refreshed from Google Patents.
US2602491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible chair
Assignee: Individual
•
Filing: 1949-07-02
•
Granted: 1952-07-08
•
Expires: 1969-07-02
Abstract
No abstract record available.
Inventors
- 👤 Rakatansky Ira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:37
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/028
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US285678A
Cited
GB189600733A
Cited
GB190418644A
Cited
FR604293A
Cited
US1718321A
Cited
CH170985A
Cited
US2146932A
Cited
US2016953A
Cited
US2269834A
Cited
US2554617A
Cited
US2544787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |