US3030378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Five-membered nu-heterocyclic guanidines
Assignee: CIBA PHARMACCUTICAL PRODUCTS I
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Filing: 1959-05-29
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Granted: 1962-04-17
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Expires: 1979-05-29
Abstract
No abstract record available.
Inventors
- 👤 Mull Robert Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:19
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/32; C07D207/325; C07D209/00; C07D209/02; C07D209/04; C07D209/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF R1-LOWER ALKYL-GUANIDINE, IN WHICH R1 STANDS FOR A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1-PYRRYL, 1-INDOLYL AND 3-METHYL-1-INDOLYL, AND THERAPEUTICALLY USEFUL ACID ADDITION SALTS THEREOF. 2. 1-PYRRYL-LOWER ALKYL-GUANIDINE, IN WHICH LOWER ALKYL SEPARATES THE PYRRYL PORTION FRM THE GUANIDINO GROUP BY TWO TO THREE ATOMS.
Claim 2
Dependent Claim
54 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF R1-LOWER ALKYL-GUANIDINE, IN WHICH R1 STANDS FOR A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1-PYRRYL, 1-INDOLYL AND 3-METHYL-1-INDOLYL, AND THERAPEUTICALLY USEFUL ACID ADDITION SALTS THEREOF. 2. 1-PYRRYL-LOWER ALKYL-GUANIDINE, IN WHICH LOWER ALKYL SEPARATES THE PYRRYL PORTION FRM THE GUANIDINO GROUP BY TWO TO THREE ATOMS.
References Cited (Backward Citations)
US1805889A
Cited
US2687414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |