US3278393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective culture medium for microorganisms and use thereof
Assignee: Northwestern University
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Filing: 1964-05-01
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Granted: 1966-10-11
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Expires: 1984-05-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur N Bahn
- 👤 Irving L Shklair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:36
CPC Classifications
C; C12; C12N; C12N1/00; Y; Y10; Y10S; Y10S435/00; Y10S435/80; Y10S435/8215; Y10S435/822; Y10S435/874; Y10S435/875; Y10S435/882; Y10S435/883; Y10S435/884
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A METHOD OF INDENTIFYING STAPHYLOCOCCUS AUREUS IN A SPECIMEN OF MICROORGANISMS WHICH COMPRISES INOCULATING A CULTURE MEDIUM WITH SAID SPECIMEN, THE CULTURE MEDIUM CONTAINING CADMIUM IN AN AMOUNT EQUIVALENT TO 2 TO 400 PARTS OF CDCL2.C1/2H2O PER MILLION AND CONTAINING 2 TO 25 GRAMS D-MANNITOL PER LITER OF CULTURE MEDIUM INCUBATING THE INOCULATED MEDIUM AT APPROXIMATELY 37*C., MEASURING THE CHANGE IN PH OF THE MEDIUM, THEREBY IDENTIFYING STAPHYLOCOCCUS AUREUS BY ITS CHARACTERISTICS OF GROWING IN A MEDIUM CONTAINING CADMIUM AND FERMENTING D-MANNITOL TO FORM ACID.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |