Patent US2910479A successfully refreshed from Google Patents.
US2910479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain 4-pyridyl thiazoline-2-ones and process
Assignee: CIBA PHARM PROD Inc
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Filing: 1958-01-06
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Granted: 1959-10-27
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Expires: 1978-01-06
Abstract
No abstract record available.
Inventors
- 👤 Stevens George De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:20
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A MEMBER OF THE GROUP CONSISTING OF 3-R1-4-PYRIDYL5-R2-4-THIAZOLINE-2-ONES, IN WHICH EACH OF THE RADICALS R1 AND R2 STANDS FOR A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, THEREAPEUTICALLY USEFUL ACID ADDITION SALT AND NON-TROXIC LOWER ALKYL QUATERNARY AMMONIUM SALTS THEREOF.
Claim 2
Dependent Claim
43 words
A MEMBER OF THE GROUP CONSISTING OF 3-R1-4-PYRIDYL5-R2-4-THIAZOLINE-2-ONES, IN WHICH EACH OF THE RADICALS R1 AND R2 STANDS FOR A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, THEREAPEUTICALLY USEFUL ACID ADDITION SALT AND NON-TROXIC LOWER ALKYL QUATERNARY AMMONIUM SALTS THEREOF.
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) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |