Patent US3701829A successfully refreshed from Google Patents.
US3701829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of parkinson's disease
Assignee: F Hoffmann La Roche AG
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Filing: 1971-07-09
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Granted: 1972-10-31
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Expires: 1991-07-09
Abstract
Abstract PHARMACEUTICAL COMPOSITIONS FOR TREATING PARKINSON''S DISEASE WHICH CONTAIN AS THE ACTIVE ANTI-PARKINSONISM INGREDIENT, L-3-(4-HYDROXY-3-METHOXYPHENYL)-ALANINE, OR A HYDRATE OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, AND AS AN OPTIONAL INGREDIENT, A PERIPHERAL DECARBOXYLASE INHIBITOR, ARE DESCRIBED. THE COMPOSITIONS ARE USEFUL FOR THE TREATMENT OF PARKINSON''S DISEASE WITH LITTLE OR NONE OF THE SIDE-EFFECTS USUALLY ASSOCIATED WITH L-DOPA.
Inventors
- 👤 Giuseppe Bartholini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:27
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/185; A61K31/19; A61K31/195
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) | 1975-10-31 | 1976-05-01 | 1976-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-31 | 1980-05-01 | 1980-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-31 | 1984-05-01 | 1984-10-31 | $7700.00 | Window Closed / Lapsed |