Patent US3364441A successfully refreshed from Google Patents.
US3364441A
Expired / Lapsed
US
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Low frequency transistor relaxation oscillator
Assignee: Elastic Stop Nut Corp
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Filing: 1966-03-07
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Granted: 1968-01-16
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Expires: 1986-03-07
Abstract
No abstract record available.
Inventors
- 👤 Roland T Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:07
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/023; H03K3/0231
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3122652A
Cited
US3156875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |