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Patent US3410757A successfully refreshed from Google Patents.
US3410757A
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Galactose test composition and method
Assignee: Bayer Corp
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Filing: 1966-06-30
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Granted: 1968-11-12
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Expires: 1986-06-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Fraser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:48
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A TEST COMPOSITION FOR THE DETECTION OF GALACTOSE IN FLUIDS COMPRISING: (A) GELACTOSE OXIDASE; (B) A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (C) AN INDICATOR MATERIAL WHICH IS RESPONSIVE TO HYDROGEN PEROXIDE IN THE PRESENCE OF THE SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (D) A BUFFER EFFECTIVE TO MAINTAIN THE ABOVE INGREDIENTS TO A PH RANGE OF FROM ABOUT 5.5 TO 8.0 WHEN CONTACTED WITH THE FLUID BEING TESTED; AND (E) AS A STABILIZER FOR THE TEST COMPOSITION, AN EFFECTIVE AMOUNT OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF ASCROBIC ACID, GLUCOSE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
92 words
A TEST COMPOSITION FOR THE DETECTION OF GALACTOSE IN FLUIDS COMPRISING: (A) GELACTOSE OXIDASE; (B) A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (C) AN INDICATOR MATERIAL WHICH IS RESPONSIVE TO HYDROGEN PEROXIDE IN THE PRESENCE OF THE SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (D) A BUFFER EFFECTIVE TO MAINTAIN THE ABOVE INGREDIENTS TO A PH RANGE OF FROM ABOUT 5.5 TO 8.0 WHEN CONTACTED WITH THE FLUID BEING TESTED; AND (E) AS A STABILIZER FOR THE TEST COMPOSITION, AN EFFECTIVE AMOUNT OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF ASCROBIC ACID, GLUCOSE AND MIXTURES THEREOF.
References Cited (Backward Citations)
US3367842A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |