Patent US3657417A successfully refreshed from Google Patents.
US3657417A
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US
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Thymus extract having a therapeutic action
Assignee: LAB FARMACO BIOLOG ELLEM SpA
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Filing: 1969-05-26
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Granted: 1972-04-18
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Expires: 1989-05-26
Abstract
Abstract CALF THYMUS EXTRACT HAVING AN ANTI-LEUKPENIC ACTION OBTAINED BY PARTIALLY LYSING AND DEPROTENIZING FRAGMENTS OF THE THYMUS OF A RECENTLY SLAUGHTERED CALF, FILTERED AND DILUTED IN A PHYSIOLOGICAL SALT SOLUTION.
Inventors
- 👤 Brunetto Brunetti
- 👤 Emilio Pini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:56
CPC Classifications
A; A61; A61K; A61K35/00; A61K35/12; A61K35/26
Claims Analysis
Total Claims: 0
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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) | 1975-04-18 | 1975-10-18 | 1976-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-18 | 1979-10-18 | 1980-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-18 | 1983-10-18 | 1984-04-18 | $7700.00 | Window Closed / Lapsed |