US2509500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reeling device for wire records
Assignee: Individual
•
Filing: 1945-03-30
•
Granted: 1950-05-30
•
Expires: 1965-03-30
Abstract
No abstract record available.
Inventors
- 👤 Howey Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:02
CPC Classifications
G; G11; G11B; G11B25/00; G11B25/08; Y; Y10; Y10S; Y10S264/00; Y10S264/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE329804C
Cited
GB270050A
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GB343893A
Cited
US1846110A
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US1947249A
Cited
FR698262A
Cited
US1886856A
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US2297242A
Cited
US2235126A
Cited
US2351007A
Cited
US2419476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-29 | 1953-11-28 | 1954-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-29 | 1957-11-28 | 1958-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-29 | 1961-11-28 | 1962-05-30 | $7700.00 | Window Closed / Lapsed |