US3477726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Changer mechanism for record tape cartridge
Assignee: Lanteris Space LLC
•
Filing: 1968-05-23
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Granted: 1969-11-11
•
Expires: 1988-05-23
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Laschenski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:44
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/675; G11B15/68; G11B15/6885; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/111
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3289962A
Cited
US3326483A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |