Patent US3254527A successfully refreshed from Google Patents.
US3254527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood sedimentation apparatus
Assignee: Individual
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Filing: 1963-04-29
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Granted: 1966-06-07
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Noller Hans Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:58
CPC Classifications
G; G01; G01N; G01N15/00; G01N15/04; G01N15/05; G01N33/00; G01N33/48; G01N33/483; G01N33/487; G01N33/49; G01N33/491
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN APPARATUS FOR DETERMINING THE ERYTHROCYTE SEDIMENTATION RATE OF BLOOD COMPRISING, IN COMBINATION: (A) TWO ELECTRODES; (B) MOUNTING MEANS FOR MOUNTING SAID ELECTRODES IN A CONTAINER CONTAINING SAID BLOOD AT PREDETERMINED VERTICALLY SPACED LEVELS; AND (C) SIGNAL GENERATING MEANS RESPONSVIE TO A PREDETERMINED ELECTRICAL RESISTANCE BETWEEN SAID ELECTRODES FOR GENERARTING A SIGNAL, SAID SIGNAL GENERATING MEANS INCLUDING (1) A PULSE GENERATOR FOR GENERATING TIMED PULSES, (2) COUNTER MEANS CONNECTED TO SAID PULSE GENERATOR FOR COUNTING SAID PULSE, AND (3) TRIGGER MEANS CONNECTED TO SAID ELECTRODES AND RESPONSIVE TO SAID PREDETERMINED RESISTANCE FOR DISCONNECTING SAID COUNTER MEANS FOR SAID PULSE GENERATOR.
Claim 2
Independent Claim
100 words
AN APPARATUS FOR DETERMINING THE ERYTHROCYTE SEDIMENTATION RATE OF BLOOD COMPRISING, IN COMBINATION: (A) TWO ELECTRODES; (B) MOUNTING MEANS FOR MOUNTING SAID ELECTRODES IN A CONTAINER CONTAINING SAID BLOOD AT PREDETERMINED VERTICALLY SPACED LEVELS; AND (C) SIGNAL GENERATING MEANS RESPONSVIE TO A PREDETERMINED ELECTRICAL RESISTANCE BETWEEN SAID ELECTRODES FOR GENERARTING A SIGNAL, SAID SIGNAL GENERATING MEANS INCLUDING (1) A PULSE GENERATOR FOR GENERATING TIMED PULSES, (2) COUNTER MEANS CONNECTED TO SAID PULSE GENERATOR FOR COUNTING SAID PULSE, AND (3) TRIGGER MEANS CONNECTED TO SAID ELECTRODES AND RESPONSIVE TO SAID PREDETERMINED RESISTANCE FOR DISCONNECTING SAID COUNTER MEANS FOR SAID PULSE GENERATOR.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |