US2862675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perforated tape transport system
Assignee: Unisys Corp
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Filing: 1956-05-14
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Granted: 1958-12-02
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Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Duncan N Macdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:34
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/06; G; G03; G03B; G03B19/00; G03B19/18; G06; G06K; G06K13/00; G06K13/18; G06K13/26; G06K13/28; G11; G11B; G11B15/00; G11B15/56; G11B15/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR1085854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |