US3196364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded differential amplifier
Assignee: Honeywell Inc
•
Filing: 1961-05-16
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Granted: 1965-07-20
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Expires: 1981-05-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry L Latham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:26
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/38; H03F3/40; H03F3/387
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |