US2978693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog to digital conversion system
Assignee: Bendix Corp
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Filing: 1955-11-10
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Granted: 1961-04-04
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Expires: 1975-11-10
Abstract
No abstract record available.
Inventors
- 👤 Carl E Champion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:00
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/25; G01D5/252; G01D5/26; G01D5/39; G06; G06M; G06M1/00; G06M1/27; G06M1/272; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR712316A
Cited
US2110746A
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US2419487A
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US2503052A
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US2491591A
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US2575342A
Cited
US2823345A
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US2770798A
Cited
US2784397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |