Patent US3045014A successfully refreshed from Google Patents.
US3045014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of 1-aryl-4, 5-dihalogen-pyridazones-(6)
Assignee: BASF SE
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Filing: 1960-06-20
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Granted: 1962-07-17
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 Hensel Hans Ruprecht
- 👤 Baumann Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:55
CPC Classifications
C; C07; C07D; C07D237/00; C07D237/02; C07D237/06; C07D237/10; C07D237/14; A; A01; A01N; A01N43/00; A01N43/48; A01N43/58; C07D237/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2628181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |