US3055988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic phonograph pickup
Assignee: Shure Inc
•
Filing: 1957-04-08
•
Granted: 1962-09-25
•
Expires: 1977-04-08
Abstract
No abstract record available.
Inventors
- 👤 Benjamin B Bauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:53
CPC Classifications
H; H04; H04R; H04R11/00; H04R11/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2897443A
Cited
US1689358A
Cited
GB336648A
Cited
US2501233A
Cited
US2507708A
Cited
US2511663A
Cited
US2615990A
Cited
US2769866A
Cited
DE896121C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |