US3704204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Test medium and method for the detection of salmonella
Assignee: Armour Food Co
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Filing: 1970-03-23
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Granted: 1972-11-28
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Expires: 1990-03-23
Abstract
Abstract A TEST MEDIUM AND METHOD FOR THE RAPID DETECTION OF SALMONELLAE WHEREIN THE MEDIUM PROVIDES A SOURCE OF NUTRIENTS FOR SALMONELLA ORGANISMS, A FERMENTABLE CARBOHYDRATE, A SUBSTRATE FOR THE PRODUCTION OF HYDROGEN SULFIDE GAS, AND SELECTIVE MICROORGANISM INHIBITORS. MEANS ARE PROVIDED FOR THE DETECTION OF ACID PRODUCTION AND HYDROGEN SULFIDE. A SAMPLE INCUBATED IN THE MEDIUM MAY BE DECLARED SALMONELLA FREE AFTER APPROXIMATELY 24 HOURS.
Inventors
- 👤 Joseph G Heck
- 👤 Warner M Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:10
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/02; C12Q1/04; C12Q1/10; G; G01; G01N; G01N2333/00; G01N2333/195; G01N2333/24; G01N2333/255; Y; Y02; Y02A; Y02A50/00; Y02A50/30; Y10; Y10S; Y10S435/00; Y10S435/80; Y10S435/8215; Y10S435/822; Y10S435/879
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-11-28 | 1976-05-29 | 1976-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-28 | 1980-05-29 | 1980-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-28 | 1984-05-29 | 1984-11-28 | $7700.00 | Window Closed / Lapsed |