Patent US4029757A successfully refreshed from Google Patents.
Patent US2815907A successfully refreshed from Google Patents.
US2815907A
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US
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Tape transport system
Assignee: Consolidated Electrodynamics Corp
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Filing: 1955-01-20
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Granted: 1957-12-10
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Expires: 1975-01-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Mccormick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:35
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/02; G11B15/16; G06; G06K; G06K13/00; G06K13/18; G06K13/26; G11B15/05; G11B15/06
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) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |