US2630652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curtain stretcher and support therefor
Assignee: Individual
•
Filing: 1949-02-05
•
Granted: 1953-03-10
•
Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Dora G Amado
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:55
CPC Classifications
D; D06; D06F; D06F59/00; D06F59/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US362230A
Cited
US388035A
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US759840A
Cited
US898047A
Cited
US1099959A
Cited
US1296297A
Cited
US1965644A
Cited
US2321216A
Cited
US2455640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |