Patent US2909337A successfully refreshed from Google Patents.
US2909337A
Expired / Lapsed
US
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Tape transport control
Assignee: Consolidated Electrodynamics Corp
•
Filing: 1955-09-01
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Granted: 1959-10-20
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Expires: 1975-09-01
Abstract
No abstract record available.
Inventors
- 👤 Arvo A Lahti
- 👤 Glenn D Maxwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:00
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/02; G11B15/10; G11B15/18; G11B15/22; G11B15/26; G11B15/28; G11B15/295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733871A
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US2396409A
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US2496103A
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US2514578A
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US2643071A
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US2519567A
Cited
US2676513A
Cited
US2778634A
Cited
US2726048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |