US3499652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record player
Assignee: US Philips Corp
•
Filing: 1967-09-15
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Granted: 1970-03-10
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Expires: 1987-09-15
Abstract
No abstract record available.
Inventors
- 👤 Martinus Holl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:44
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/08; G11B3/085; G11B3/08535; G11B3/08538; G11B3/08541; G11B3/08545; G11B19/00; G11B19/02; G11B19/12; G11B3/08503; G11B3/08506; G11B3/08509; G11B3/08532
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) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |