US3410839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Immunochromatographic partition of soluble antigens
Assignee: Rand Development Corp
•
Filing: 1964-04-16
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Granted: 1968-11-12
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Expires: 1984-04-16
Abstract
No abstract record available.
Inventors
- 👤 Carvalho Sergio De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:55
CPC Classifications
A; A61; A61K; A61K39/00; A61K47/00; A61K47/50; A61K47/51; A61K47/68; A61K47/6835; A61K47/6851; A61K47/6867; Y; Y10; Y10S; Y10S436/00; Y10S436/811; Y10S436/813; Y10S436/823; Y10S436/824; Y10S436/825; Y10S530/00; Y10S530/806; Y10S530/827; Y10S530/828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2957808A
Cited
US3384434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |