US3238101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood vessel constricting compositions and methods of using same
Assignee: Merck KGaA
•
Filing: 1964-09-09
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Granted: 1966-03-01
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Expires: 1984-09-09
Abstract
No abstract record available.
Inventors
- 👤 Fruhstorfer Wolfgang
- 👤 Muller-Calgan Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:13
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/50; C07D333/52; C07D333/54; C07D333/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A PROCESS FOR CONSTRICTING BLOOD VESSELS IN ANIMALS, WHICH PROCESS COMPRISES ADMINISTERING TO SAID ANIMALS AN EFFECTIVE BUT NON-TOXIC AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 2-((2''-METHYL-BENXO-THIENYL3'')-METHYL)$2-IMIDAZOLINE AND THE PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF.
Claim 2
Dependent Claim
38 words
A PROCESS FOR CONSTRICTING BLOOD VESSELS IN ANIMALS, WHICH PROCESS COMPRISES ADMINISTERING TO SAID ANIMALS AN EFFECTIVE BUT NON-TOXIC AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 2-((2''-METHYL-BENXO-THIENYL3'')-METHYL)$2-IMIDAZOLINE AND THE PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF.
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |