US2954527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single transistor threshold circuit
Assignee: Avco Corp
•
Filing: 1959-10-02
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Granted: 1960-09-27
•
Expires: 1979-10-02
Abstract
No abstract record available.
Inventors
- 👤 Richard W Bradmiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:17
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/08; H03B5/12; H03B5/1231; H03B5/1203; H03B5/1237; H03B5/124; H03B5/30; H03B5/32; H03B5/36; H03B5/362
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2863995A
Cited
US2921196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |