US3714217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bicyclo(n.1.0)n-alkyl-n'-alkoxy ureas as herbicides
Assignee: Novartis Corp
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Filing: 1969-12-18
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Granted: 1973-01-30
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Expires: 1989-12-18
Abstract
Abstract BICYCLO(N.1.0)ALKYL-UREAS OF THE FORMULA R1-N(-R2)-CO-NH-CH<(-CH(-)-(CH2)N-CH(-)-) WHERE THE CH''S ARE JOINED TO FORM A BICYCLO COMPOUND WHEREIN R1 REPRESENTS HYDROGEN, A LOWER ALKYL OF ALKOXY RADICAL, R2 REPRESENTS A LOWER ALKYL, ALKENYL OR ALKYNYL RADICAL, AND N REPRESENTS AN INTEGER OF FROM 3 TO 6 ARE DISCLOSED AS HERBICIDALLY ACTIVE COMPOUNDS, HERBICIDAL COMPOSITIONS AND A METHOD OF CONTROLLING UNDESIRABLE PLANT GROWTH WITH THE AID OF SUCH COMPOUNDS ARE ALSO DESCRIBED.
Inventors
- 👤 E Sturm
- 👤 C Vogel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:51
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/64; A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/32; C07C243/00; C07C243/24; C07C243/38; C07C273/00; C07C273/18; C07C273/1809; C07C273/1818; C07C273/1827; C07C275/26; C07C2602/00; C07C2602/02; C07C2602/14
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |