US3394899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magazine tape recorder/reproducer
Assignee: US Philips Corp
•
Filing: 1966-11-15
•
Granted: 1968-07-30
•
Expires: 1986-11-15
Abstract
No abstract record available.
Inventors
- 👤 Schoenmakers Johannes Martinus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:26
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/1808; G11B15/1875; G11B23/00; G11B23/02; G11B23/04; G11B23/08; G11B23/107; G11B25/00; G11B25/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3001025A
Cited
US3107279A
Cited
US3027110A
Cited
US3111281A
Cited
US3126163A
Cited
US3145941A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |