US2533173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding leg table with actuator mechanism
Assignee: EINER W DAHLGREN
•
Filing: 1947-03-26
•
Granted: 1950-12-05
•
Expires: 1967-03-26
Abstract
No abstract record available.
Inventors
- 👤 Harry A Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:25
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/08; A47B3/0818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US255369A
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US1240962A
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US1451846A
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US1534470A
Cited
US1571807A
Cited
US1909905A
Cited
US2024431A
Cited
US1943563A
Cited
GB445726A
Cited
US2122846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |