US2650277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrator switch construction
Assignee: SPERTI FARADAY Inc
•
Filing: 1950-11-24
•
Granted: 1953-08-25
•
Expires: 1970-11-24
Abstract
No abstract record available.
Inventors
- 👤 Peter C Reck
- 👤 Lewis J Stern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:41
CPC Classifications
G; G10; G10K; G10K1/00; G10K1/06; G10K1/062; G10K1/063; G10K1/064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1005899A
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US1140433A
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US1240351A
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US1241139A
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US1984512A
Cited
US1983068A
Cited
US2104399A
Cited
US2288014A
Cited
US2344523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |