US2496464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape cylinder mounting
Assignee: Individual
•
Filing: 1948-08-27
•
Granted: 1950-02-07
•
Expires: 1968-08-27
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Gentry
- 👤 Fred G Parrott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:59
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/14; D01H1/20; D01H1/24; D01H1/241; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1648626A
Cited
US1606098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |