Patent US3360434A successfully refreshed from Google Patents.
US3360434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for reducing blood pressure with phenylalanine derivatives
Assignee: Individual
•
Filing: 1965-03-22
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Granted: 1967-12-26
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Udenfriend Sidney
- 👤 Sjoerdsma Albert
- 👤 Spector Sydney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:05
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/185; A61K31/19; A61K31/195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
THE METHOD OF REDUCING BLOOD PRESSURE BY INHIBITING THE HYDROXYLATION OF TYROSINE--(HYDROXYLASE)--> DOPA IN THE ENZYMATIC SEQUENTIAL REACTION OF THE AMINO ACID TYROSINE TO THE PRESSOR AMINE EPINEPHRINE BY THE ADMINISTRATION TO WARM BLOOD ANIMALS OF FROM ABOUT 25 TO ABOUT 500 MILLIGRAMS PER UNIT DOSE OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A-METHYLOPHENYLALANINE, 3-IODOTYROSINE AND 3,5-DIIODOTYROSINE AND NONTOXIC SALT THEREOF.
Claim 2
Independent Claim
63 words
THE METHOD OF REDUCING BLOOD PRESSURE BY INHIBITING THE HYDROXYLATION OF TYROSINE--(HYDROXYLASE)--> DOPA IN THE ENZYMATIC SEQUENTIAL REACTION OF THE AMINO ACID TYROSINE TO THE PRESSOR AMINE EPINEPHRINE BY THE ADMINISTRATION TO WARM BLOOD ANIMALS OF FROM ABOUT 25 TO ABOUT 500 MILLIGRAMS PER UNIT DOSE OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A-METHYLOPHENYLALANINE, 3-IODOTYROSINE AND 3,5-DIIODOTYROSINE AND NONTOXIC SALT THEREOF.
References Cited (Backward Citations)
US3230143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |