Patent US3382247A successfully refreshed from Google Patents.
US3382247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
6-amino-1, 2-dihydro-1-hydroxy-2-imino-4-phenoxypyrimidines
Assignee: Pharmacia and Upjohn Co
•
Filing: 1965-11-01
•
Granted: 1968-05-07
•
Expires: 1985-11-01
Abstract
No abstract record available.
Inventors
- 👤 William C Anthony
- 👤 Joseph J Ursprung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:50
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/46; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; A61K31/505; A61K31/535; A61K31/54; A61K31/55; C07D239/48; C07D239/50
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3270015A
Cited
US3270014A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |