US3412094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-alkyl-2-amino-4-azido-6-phenylpyrimidines and congeners
Assignee: GD Searle LLC
•
Filing: 1967-06-21
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Granted: 1968-11-19
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Expires: 1987-06-21
Abstract
No abstract record available.
Inventors
- 👤 Kurt J Rorig
- 👤 Hans A Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:34
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/32; C07D239/42; C07D239/46; C07D239/47; C07D239/48; C07D487/00; C07D487/02; C07D487/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |