Patent US2787597A successfully refreshed from Google Patents.
US2787597A
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Process for determining sugar content in blood
Assignee: Individual
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Filing: 1953-12-16
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Granted: 1957-04-02
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Expires: 1973-12-16
Abstract
No abstract record available.
Inventors
- 👤 Shinohara Kamenosuke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:33
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/66; Y; Y10; Y10T; Y10T436/00; Y10T436/14; Y10T436/142222; Y10T436/143333; Y10T436/144444
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A PROCESS FOR DETERMINING SUGAR CONTENT IN BLOOD WHICH COMPRISES FIRST PRECIPIPTATING PROTEIN IN THE BLOOD AT A PH BELOW 3 BY TREATING THE BLOOD WITH A PROTEIN PRECIPITATION REAGENT CONSISTING ESSENTIALLY OF A SODIUM ARY SULFONATE, ALKALI METAL BISULFATE, AN INDICATOR AND WATER, AND ADDING TO THE PROTEIN-FREE BLOOD, A DRY REAGENT CONSISTING ESSENTIALLY OF A DRY INTIMATE MIXTURE OF FROM 6 TO 7% OF A REDUCABLE BISMUTH SALT, FROM 48 TO 41% OF A NON-HYGROSCOPIC, NON-REDUCING SOLID ACID AND FROM 40 TO 52% OF AN ALKALI HYDROXIDE, SAID SOLID ACID AND ALKALI HYDROXIDE BEING PRESENT IN AMOUNTS SUFFICIENT TO GENERATE ENOUGH HEAT, WHEN SAID REAGENT IS MIOSTENED WITH SAID BLOOD, TO REDUCE SAID BISMUTH SALT, AND PROVIDE A QUANTITATIVE INDICATION OF THE SUGAR CONTENT IN SAID BLOOD.
Claim 2
Dependent Claim
129 words
A PROCESS FOR DETERMINING SUGAR CONTENT IN BLOOD WHICH COMPRISES FIRST PRECIPIPTATING PROTEIN IN THE BLOOD AT A PH BELOW 3 BY TREATING THE BLOOD WITH A PROTEIN PRECIPITATION REAGENT CONSISTING ESSENTIALLY OF A SODIUM ARY SULFONATE, ALKALI METAL BISULFATE, AN INDICATOR AND WATER, AND ADDING TO THE PROTEIN-FREE BLOOD, A DRY REAGENT CONSISTING ESSENTIALLY OF A DRY INTIMATE MIXTURE OF FROM 6 TO 7% OF A REDUCABLE BISMUTH SALT, FROM 48 TO 41% OF A NON-HYGROSCOPIC, NON-REDUCING SOLID ACID AND FROM 40 TO 52% OF AN ALKALI HYDROXIDE, SAID SOLID ACID AND ALKALI HYDROXIDE BEING PRESENT IN AMOUNTS SUFFICIENT TO GENERATE ENOUGH HEAT, WHEN SAID REAGENT IS MIOSTENED WITH SAID BLOOD, TO REDUCE SAID BISMUTH SALT, AND PROVIDE A QUANTITATIVE INDICATION OF THE SUGAR CONTENT IN SAID BLOOD.
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) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |