US2524653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1947-08-28
•
Granted: 1950-10-03
•
Expires: 1967-08-28
Abstract
No abstract record available.
Inventors
- 👤 Charles J Dalley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:46
CPC Classifications
B; B26; B26B; B26B13/00; B26B13/12; B26B13/14; B26B13/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US415216A
Cited
US770347A
Cited
US1186235A
Cited
US1299104A
Cited
US1979743A
Cited
US2064730A
Cited
US2142738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |