Patent US3362886A successfully refreshed from Google Patents.
US3362886A
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Composition and method for the detection of galactose
Assignee: Bayer Corp
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Filing: 1965-04-09
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Granted: 1968-01-09
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Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 Rupe Chauncey Orvis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:07
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54; Y; Y10; Y10S; Y10S435/00; Y10S435/805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A TEST COMPOSITION FOR THE DETECTION OF GALACTOSE IN FLUIDS COMPRISING: (A) GALACTOSE OXIDASE; (B) A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (C) AN INDICATOR MATERIAL WHICH IS RESPONSIVE TO THE PRESENCE OF HYDROGEN PEROXIDE IN THE PRESENCE OF SAID SUBSTNACE HAVING PEROXIDATIVE ACTIVITY; AND, (D) AS A BUFFER, A SALT OF TRIS (HDROXYMETHYL) AMINOMETHANE AND A WEAK ACID, SAID BUFFER BEING EFFECTIVE TO MAINTAIN THE ABOVE INGREDIENTS AT A PH RANGE OF FROM ABOUT PH 5.5 TO PH 8.0 WHEN CONTACTED WITH THE FLUID BEING TESTED.
Claim 2
Dependent Claim
85 words
A TEST COMPOSITION FOR THE DETECTION OF GALACTOSE IN FLUIDS COMPRISING: (A) GALACTOSE OXIDASE; (B) A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY; (C) AN INDICATOR MATERIAL WHICH IS RESPONSIVE TO THE PRESENCE OF HYDROGEN PEROXIDE IN THE PRESENCE OF SAID SUBSTNACE HAVING PEROXIDATIVE ACTIVITY; AND, (D) AS A BUFFER, A SALT OF TRIS (HDROXYMETHYL) AMINOMETHANE AND A WEAK ACID, SAID BUFFER BEING EFFECTIVE TO MAINTAIN THE ABOVE INGREDIENTS AT A PH RANGE OF FROM ABOUT PH 5.5 TO PH 8.0 WHEN CONTACTED WITH THE FLUID BEING TESTED.
References Cited (Backward Citations)
US2999793A
Cited
US3066081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |