US2648869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding shoe curtain support
Assignee: Individual
•
Filing: 1950-10-31
•
Granted: 1953-08-18
•
Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 French George Frederick
- 👤 French Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:47
CPC Classifications
A; A47; A47H; A47H15/00; A47H15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US243559A
Cited
US573827A
Cited
USRE23209E
Cited
US1206421A
Cited
GB187409A
Cited
GB270382A
Cited
GB262649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |