Patent US3554700A successfully refreshed from Google Patents.
US3554700A
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US
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Method for obtaining a known volume of liquid and absorption apparatus therefor
Assignee: Scientific Industries Inc
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Filing: 1968-05-06
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Granted: 1971-01-12
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Expires: 1988-05-06
Abstract
Abstract FOR OBTAINING A PREDETERMINED VOLUME OF LIQUID, A PAD OF PREDETERMINED VOLUME IS FORMED WHICH IS COMPRISES OF A MATERIAL OF KNOWN ABSORPTION CHARACTERISTIC, LIQUID IS THEN APPLIED TO THE PAD UNTIL IS SATURATED; SINCE A KNOWN VOLUME PAD IS KNOWN TO ABSORB A CERTAIN QUANTITY OF LIQUID PER UNIT VOLUME, THE VOLUME OF LIQUID ON A SATURATED PAD IS KNOWN; APPARATUS IS PROVIDED FOR CARRYING OUT THE FOREGOING METHOD; THIS METHOD MAY BE USED FOR ANALYSIS OF THE COMPONENTS OF A LIQUID, THROUGH APPLYING A REAGENT TO THE SATURATED PAD AND ANALYZING THE REACTION CAUSED BY THE REAGENT ON THE PAD.
Inventors
- 👤 Theodore Maxon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:45
CPC Classifications
G; G01; G01N; G01N35/00; G01N35/00009; Y; Y10; Y10T; Y10T436/00; Y10T436/11; Y10T436/110833; Y10T436/14; Y10T436/142222; Y10T436/143333; Y10T436/144444
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |