US4424363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted 3-aminopyrazoles
Assignee: BASF SE
•
Filing: 1981-07-27
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Granted: 1984-01-03
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Expires: 2001-07-27
Abstract
Abstract New and valuable pyrazole derivatives having a good herbicidal action, herbicides containing these compounds as active ingredients, and processes for controlling the growth of unwanted plants with these compounds.
Inventors
- 👤 Peter Plath
- 👤 Bruno Wuerzer
- 👤 Wolfgang Rohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:54
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/14; C07D231/38; A; A01; A01N; A01N43/00; A01N43/48; A01N43/56; A01N47/00; A01N47/08; A01N47/10; A01N47/16; A01N47/28; A01N47/38; C07D231/40
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
38 words
A pyrazole of the formula ##STR169## where R 1 is hydrogen, R 2 is hydrogen, R 3 is phenyl, R 4 is methoxycarbonyl, and R 5 is hydrogen or methyl, and the agriculturally acceptable acid addition salts thereof.
Claim 2
Dependent Claim
38 words
A pyrazole of the formula ##STR169## where R 1 is hydrogen, R 2 is hydrogen, R 3 is phenyl, R 4 is methoxycarbonyl, and R 5 is hydrogen or methyl, and the agriculturally acceptable acid addition salts thereof.
Claim 3
Dependent Claim
28 words
A pyrazole of the formula ##STR170## wherein R 1 is hydrogen, R 2 is hydrogen, R 3 is phenyl, R 4 is methoxycarbonyl, and R 5 is methyl.
Claim 4
Dependent Claim
28 words
A pyrazole of the formula ##STR170## wherein R 1 is hydrogen, R 2 is hydrogen, R 3 is phenyl, R 4 is methoxycarbonyl, and R 5 is methyl.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-01-02 | 1987-07-04 | 1988-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-01-02 | 1991-07-04 | 1992-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-01-02 | 1995-07-04 | 1996-01-03 | $7700.00 | Window Closed / Lapsed |