US3361749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain n-pyrimidyl anthranilic acid derivatives
Assignee: Haco AG
•
Filing: 1965-12-13
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Granted: 1968-01-02
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Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Matter Max
- 👤 Staehelin Fritz Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:12
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/30; C07D239/32; C07D239/42; C07D239/46; C07D239/47; C07D239/48; C07D239/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB971307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |