US2961250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair dolly
Assignee: Individual
•
Filing: 1957-07-05
•
Granted: 1960-11-22
•
Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Frederick E Beach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:28
CPC Classifications
A; A61; A61G; A61G5/00; B; B62; B62B; B62B3/00; B62B3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1189053A
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US1282600A
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US1543626A
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US1660909A
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US1700009A
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US2658224A
Cited
US2556947A
Cited
US2575968A
Cited
US2683610A
Cited
GB694707A
Cited
US2763491A
Cited
US2840384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |