US2750244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extension arm for furniture
Assignee: STEEL SLIDES Inc
•
Filing: 1955-04-11
•
Granted: 1956-06-12
•
Expires: 1975-04-11
Abstract
No abstract record available.
Inventors
- 👤 Manson Morris
- 👤 Hafekost Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:23
CPC Classifications
A; A47; A47B; A47B1/00; A47B1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US949119A
Cited
US889284A
Cited
US937731A
Cited
US978730A
Cited
US1526506A
Cited
US1531810A
Cited
US2712972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |