US3576616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal compositions and methods
Assignee: Monsanto Co
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Filing: 1969-05-15
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Granted: 1971-04-27
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Expires: 1989-05-15
Abstract
Abstract HERBICIDAL COMPOSITIONS COMPRISING PYRIDINES OF THE FORMULA R,(R'')A,(((X)M,(Y)N-PHENYL)-A-)PYRIDINE WHEREIN A IS SELECTED FROM THE GROUP CONSISTING OF O AND S; X AND Y ARE EACH SELECTED FROM THE GROUP CONSISTING OF FLUORINE, CHLORINE AND BROMINE; R IS SELECTED FROM THE GROUP CONSISTING OF FLUORINE, CHLORINE, BROMINE, NITRO AND AMINO; A IS AN INTEGER O IR 1; M IS AN INTEGER FROM 3 TO 3; N IS AN INTEGER FROM 1 TO 2; R'' IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE, FLUORINE, AND AMINO; AND THE ACID ADDITION SALTS THEREOF.
Inventors
- 👤 Kurt A Nowotny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:01
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/62; C07D213/70; C07D213/63
Claims Analysis
Total Claims: 0
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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) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |