US2965852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode follower
Assignee: Texas Instruments Inc
•
Filing: 1954-10-25
•
Granted: 1960-12-20
•
Expires: 1974-10-25
Abstract
No abstract record available.
Inventors
- 👤 Macdonald James Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:54
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/50; H03F3/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2709205A
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US2647174A
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US2737547A
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US2896027A
Cited
US2801296A
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US2795654A
Cited
US2810025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |