US3007058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor pulse generator
Assignee: AT&T Inc
•
Filing: 1957-12-31
•
Granted: 1961-10-31
•
Expires: 1977-12-31
Abstract
No abstract record available.
Inventors
- 👤 Larrabee M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:28
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2846580A
Cited
US2889510A
Cited
US2810080A
Cited
US2848613A
Cited
US2945190A
Cited
US2936383A
Cited
US2939968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |