US3413464A
Expired / Lapsed
US
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Method for measuring the nucleic acid in biological cells after enhancement in an acidic solution
Assignee: International Business Machines Corp
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Filing: 1965-04-29
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Granted: 1968-11-26
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Expires: 1985-04-29
Abstract
No abstract record available.
Inventors
- 👤 Louis A Kamentsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:51
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/5005; A; A61; A61B; A61B10/00; G01N15/00; G01N15/10; G01N15/14; G01N15/1468; G01N15/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |