US3558595A
Expired / Lapsed
US
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2'-cyclic esters and 5'-cyclic esters of 3'-deoxy - 3' - dihydroxyphosphinylmethyl - beta - d - ribofuranosylnucleoside derivatives and intermediates therefor
Assignee: Roche Palo Alto LLC
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Filing: 1969-02-28
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Granted: 1971-01-26
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Expires: 1989-02-28
Abstract
Abstract THIS INVENTION RELATES TO 5''-CYCLIC ESTERS OF 3''-DEOXY-3''DIHYDROXYPHOSPHINYLMETHYL - B-D-RIBOFURANOSYL NUCLEOSIDES AND 2''-CYCLIC ESTERS OF 3''-DEOXY-3''-DIHYDROXYPHOSPHINYLMETHYL-B-D-RIBOFURANOSYL NUCLEOSIDES WHICH ARE VALUABLE PHARMACOLOGICAL AGENTS. FOR EXAMPLE, THEY ARE USEFUL IN REGULATING AND CONTROLLING METABOLISM AND FOR PRODUCING METABOLIC DEFICIENCIES '' IN BIOLOGICAL SYSTEMS. THIS INVENTION ALSO RELATES TO 3-PHODPHINYLMETHYLFURANOSE AND 3'' - DEOXY-3'' -DIHYDROXYPHOSPHINYLMETHYL-B-D-RIBOFURANOSYL NUCLEOSIDE INTERMEDIATES FOR PREPARING THESE CYCLIC ESTERS.
Inventors
- 👤 Gordon H Jones
- 👤 John G Moffatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:50
CPC Classifications
C; C07; C07H; C07H13/00; C07H13/02; C07H13/04; C07H13/08; C07H15/00; C07H15/02; C07H15/04; C07H19/00; C07H19/02; C07H19/04
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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |