US2594630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape-roll and reel assembly
Assignee: FAIRCHILD RECORDING EQUIPMENT CORP
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Filing: 1949-11-10
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Granted: 1952-04-29
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Expires: 1969-11-10
Abstract
No abstract record available.
Inventors
- 👤 Wentworth D Fling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:28
CPC Classifications
G; G11; G11B; G11B23/00; G11B23/02; G11B23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US431794A
Cited
US1175995A
Cited
US1288207A
Cited
GB119972A
Cited
US2116735A
Cited
US2129198A
Cited
US2483729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |