Patent US3535182A successfully refreshed from Google Patents.
US3535182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foil-shaped sound record and method of making same
Assignee: Intersound Ltd
•
Filing: 1966-11-16
•
Granted: 1970-10-20
•
Expires: 1986-11-16
Abstract
No abstract record available.
Inventors
- 👤 Max Meier-Maletz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:01
CPC Classifications
B; B32; B32B; B32B38/00; B32B38/06; B29; B29D; B29D17/00; B29D17/002; C; C08; C08G; C08G14/00; C08G14/02; C08G14/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1052; Y10T156/1056; Y10T156/1057; Y10T156/1062; Y10T156/1064; Y10T156/1082
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |