US2515023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Squirrel-call sound box
Assignee: Individual
•
Filing: 1947-06-04
•
Granted: 1950-07-11
•
Expires: 1967-06-04
Abstract
No abstract record available.
Inventors
- 👤 Sidney S Thomson
- 👤 Cecil A Hendrix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:33
CPC Classifications
A; A01; A01M; A01M31/00; A01M31/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |