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US3637655A
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Method for extracting water-soluble substances from biological materials
Assignee: Labcorp Early Development Laboratories Inc
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Filing: 1967-09-01
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Granted: 1972-01-25
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Expires: 1987-09-01
Abstract
Abstract IN A METHOD FOR DETERMINING THE QUANTITY OF ADENOSINE TRIPHOSPHATE (ATP) IN A SAMPLE CONTAINING BIOLOGICAL CELLS, FOR EXAMPLE, BY REACTING ATP WITH LUCIFERIN AND LUCIFERASE AND DETECTING THE LIGHT EMITTED, THE INVENTION COMPRISING MIXING DIMETHYL SULFOXIDE AND THE SAMPLE, PREFERABLY IN THE PRESENCE OF H2O, THEREBY EXTRACTING ATP FROM THE BIOLOGICAL CELLS.
Inventors
- 👤 John R Clendenning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:47
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/70; C; C12; C12N; C12N15/00; C12N15/09; C12N15/10; C12N15/1003; C12P; C12P19/00; C12P19/26; C12P19/28; C12P19/38; C12P19/40; Y; Y02; Y02A; Y02A50/00; Y02A50/30; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/848; Y10S435/849; Y10S435/88
Claims Analysis
Total Claims: 0
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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) | 1975-01-24 | 1975-07-26 | 1976-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-24 | 1979-07-26 | 1980-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-24 | 1983-07-26 | 1984-01-25 | $7700.00 | Window Closed / Lapsed |