US2759528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible stool
Assignee: P B R MANUFACTURING Co
•
Filing: 1954-12-09
•
Granted: 1956-08-21
•
Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Isadore B Rachman
- 👤 Bobb Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:43
CPC Classifications
A; A47; A47C; A47C9/00; A47C9/10; A47C9/105
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US21262A
Cited
US168110A
Cited
US755043A
Cited
US803831A
Cited
US850453A
Cited
GB167901A
Cited
US1660169A
Cited
US1863442A
Cited
US2297980A
Cited
US2359821A
Cited
US2642247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |