Patent US2885485A successfully refreshed from Google Patents.
US2885485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound editing device
Assignee: Individual
•
Filing: 1956-06-22
•
Granted: 1959-05-05
•
Expires: 1976-06-22
Abstract
No abstract record available.
Inventors
- 👤 Eigen David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:37
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/26; G11B15/34; G03; G03B; G03B31/00; G11B27/00; G11B27/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US757715A
Cited
US1461852A
Cited
US2352023A
Cited
US2540406A
Cited
US2528699A
Cited
US2611828A
Cited
US2832840A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |