Patent US3199043A successfully refreshed from Google Patents.
US3199043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current transformer amplifier multiplexing arrangement
Assignee: Beckman Coulter Inc
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Filing: 1962-01-08
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Granted: 1965-08-03
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Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Hinrichs Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:48
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A MULTIPLEXING ARRANGEMENT FOR SAMPLING INPUT SIGNALS AND PROVIDING OUTPUT SIGNALS REPRESENTATIVE OF THE INPUT SIGNALS, AND INCLUDING A PLURALITY OF CHANNELS, THE IMPROVEMENT COMPRISING AMPLIFIER AND SWITCHING MEANS IN EACH OF SAID CHANNELS FOR RECEIVING INPUT SIGNALS AND FOR SELECTIVELY PROVIDING OUTPUT SIGNALS, MEANS CONNECTED WITH EACH OF SAID AMPLIFIER AND SWITCHING MEANS FOR RECEIVING SWITCHING SIGNALS AND CONTROLLING THE OPERATION OF SAID AMPLIFIER AND SWITCHING MEANS, A CURRENT TRANSFORMER IN EACH CHANNEL HAVING AT LEAST ONE PRIMARY WINDING AND AT LEAST ONE SECONDARY
References Cited (Backward Citations)
US2868881A
Cited
US2872575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |