US3706728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N(6)-branched chain lower-alkyl-adenosine derivatives
Assignee: Roche Diagnostics GmbH
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Filing: 1970-03-04
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Granted: 1972-12-19
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Expires: 1990-03-04
Abstract
Abstract NOVEL N(6)-ALKYL-ADENOSINE DERIVATIVES OF THE FORMULA 6-(R1-C(-R2)(-CH3)-NH-),9-(3,4-DI(HO-),5-(HO-CH2-) TETRAHYDROFURAN-2-YL)-9H-PURINE WHEREIN R1 IS STRAIGHT-CHAIN OR BRANCHED-CHAIN ALKYL OF FROM 1 TO 6 CARBON ATOMS; AND R2 IS METHYL OR, WHEN R1 CONTAINS MORE THAN ONE CARBON ATOM, R2 CAN ALSO BE HYDROGEN; ARE USEFUL AS CARDIO- AND CIRCULATORY-ACTIVE AGENTS AND IN INFLUENCING FAT METABOLISM.
Inventors
- 👤 Erich Fauland
- 👤 Wolfgang Kampe
- 👤 Max Thiel
- 👤 Wolfgang Juhran
- 👤 Karl Dietmann
- 👤 Harald Stork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:13
CPC Classifications
C; C07; C07H; C07H19/00; C07H19/02; C07H19/04; C07H19/16; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55
Claims Analysis
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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) | 1975-12-19 | 1976-06-19 | 1976-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-19 | 1980-06-19 | 1980-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-19 | 1984-06-19 | 1984-12-19 | $7700.00 | Window Closed / Lapsed |