Patent US2280460A successfully refreshed from Google Patents.
Patent US2949459A successfully refreshed from Google Patents.
US2949459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Di-substituted phenyl-z-tffloureas
Assignee: —
•
Filing: —
•
Granted: 1960-08-16
•
Expires: 1977-08-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:53
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/72; C07D213/75; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/435; A61K31/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A MEMBER OF THE GROUP CONSISTING OF 1,3-DIPHENYL-2THIOUREA, IN WHICH ONE OF THE PHENYL RADICALS IS SUBSTITUTED IN THE 4-POSITION BY THE GROUP OF THE FORMULA PS@ PY,-(C(R)=CH)NPS@ IN WHICH PY STANDS FOR A MEMBER OF THE GROUP CONSISTING OF 2-PYRIDYL, 3-PYRIDYL AND 4-PYRIDYL, R REPRESENTS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, AND N FOR A WHOLE NUMBER FROM 1 TO 2, AND THE OTHER PHENYL RADICAL IS SUBSTITUTE IN THE 4-POSITION BY A MEMBER OF THE GROUP CONSISTING OF ALKOXY HAVING FROM 4 TO 5 CARBON ATOMS AND N,N-DI-LOWER ALKYL-AMINO-LOWER ALKOXY, AND THERAPEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF. 3. 1 - (4 - ISOPENTYLOXY - PHENYL)-3 - (4-(2-(2-PYRIDYL)ETHENYL)-PHENYL)-2-THIOUREA.
Claim 2
Dependent Claim
114 words
A MEMBER OF THE GROUP CONSISTING OF 1,3-DIPHENYL-2THIOUREA, IN WHICH ONE OF THE PHENYL RADICALS IS SUBSTITUTED IN THE 4-POSITION BY THE GROUP OF THE FORMULA PS@ PY,-(C(R)=CH)NPS@ IN WHICH PY STANDS FOR A MEMBER OF THE GROUP CONSISTING OF 2-PYRIDYL, 3-PYRIDYL AND 4-PYRIDYL, R REPRESENTS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, AND N FOR A WHOLE NUMBER FROM 1 TO 2, AND THE OTHER PHENYL RADICAL IS SUBSTITUTE IN THE 4-POSITION BY A MEMBER OF THE GROUP CONSISTING OF ALKOXY HAVING FROM 4 TO 5 CARBON ATOMS AND N,N-DI-LOWER ALKYL-AMINO-LOWER ALKOXY, AND THERAPEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF. 3. 1 - (4 - ISOPENTYLOXY - PHENYL)-3 - (4-(2-(2-PYRIDYL)ETHENYL)-PHENYL)-2-THIOUREA.
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) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |