US2709172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 4-diaminothiazole derivatives substituted in the 5-position by an aromatic hydrocarbon radical
Assignee: GD Searle LLC
•
Filing: 1951-12-17
•
Granted: 1955-05-24
•
Expires: 1971-12-17
Abstract
No abstract record available.
Inventors
- 👤 Raymond M Dodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:41
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/54; C07D277/38; C07D277/44; C07D277/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A MEMBER OF THE GROUP CONSISTING OF THE BASES OF THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
13 words
A MEMBER OF THE GROUP CONSISTING OF THE BASES OF THE STRUCTURAL FORMULA
References Cited (Backward Citations)
DE729853C
Cited
US2468401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |