US2926878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clip made of wire for supporting the ends of sinuous spring strips
Assignee: No Sag Spring Co
•
Filing: 1953-11-18
•
Granted: 1960-03-01
•
Expires: 1973-11-18
Abstract
No abstract record available.
Inventors
- 👤 Taschner Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:28
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1310587A
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DE450567C
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US771905A
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US1820202A
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US1804807A
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US1890090A
Cited
US2423455A
Cited
US2706611A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |