US2517219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key case having a key ejecting means
Assignee: Individual
•
Filing: 1947-03-25
•
Granted: 1950-08-01
•
Expires: 1967-03-25
Abstract
No abstract record available.
Inventors
- 👤 Liscow Beryl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:12
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/32; A45C11/324
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1507492A
Cited
US1811327A
Cited
US1909941A
Cited
US2066472A
Cited
US2065940A
Cited
GB508859A
Cited
US2305363A
Cited
US2360077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-31 | 1954-01-30 | 1954-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-31 | 1958-01-30 | 1958-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-31 | 1962-01-30 | 1962-08-01 | $7700.00 | Window Closed / Lapsed |