US3644344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitrofurylacrylidene derivatives
Assignee: Clin Byla SA
•
Filing: 1969-07-02
•
Granted: 1972-02-22
•
Expires: 1989-07-02
Abstract
Abstract (5-NITROFURYL-2)ACRYLIDENE DERIVATIVES OF A CYCLIC UREA HAVING THE FORMULA 2-(O2N-),5-((-CO-N(-R2)-CH(-R1)-(CH2)N-)>N-N=CH-CH=CH-) FURAN IN WHICH N IS 1 OR 2, R1 IS HYDROGEN OR LOWER ALKYL AND R2 IS HYDROGEN OR A CARBAMOYL GROUP OF THE FORMULA -C:O-NHA IN WHICH A IS ALKYL, ALKENYL, ARYL, HALOARYL, POLYHALOARYL, ACYL, HALOACYL, POLYHALOACYL, AROYL, HALOAROYL OR POLYHALOAROYL, HAVE PHARMACOLOGICAL PROPERTIES WHICH RENDER THEM USEFUL IN COMBATTING STAPHYLOCOCCI, STREPTOCOCCI AND IN SALMONELLOSIS.
Inventors
- 👤 Max J Mousseron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:09
CPC Classifications
C; C07; C07D; C07D405/00; C07D405/02; C07D405/12; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/41; A61K31/415; A61K31/495; A61K31/505; E; E04; E04F; E04F17/00; E04F17/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-02-21 | 1975-08-23 | 1976-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-21 | 1979-08-23 | 1980-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-21 | 1983-08-23 | 1984-02-22 | $7700.00 | Window Closed / Lapsed |