Patent US3879455A successfully refreshed from Google Patents.
US3879455A
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Herbicide compositions
Assignee: Zeneca Inc
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Filing: 1972-08-14
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Granted: 1975-04-22
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Expires: 1992-08-14
Abstract
Abstract Herbicidally active sulfoxide compounds are described herein. The compounds have the following generic formula: WHEREIN R and R1 are lower alkyl; and R2 can be selected from the group consisting of phenyl and benzyl.
Inventors
- 👤 Harry Tilles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:05
CPC Classifications
C; C07; C07D; C07D471/00; C07D471/02; C07D471/04
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
8 words
A COMPOUND REPRESENTED BY THE FOLLOWING GENERIC FORMULA:
Claim 2
Dependent Claim
8 words
A COMPOUND REPRESENTED BY THE FOLLOWING GENERIC FORMULA:
Claim 3
Dependent Claim
8 words
A compound represented by the following generic formula:
Claim 4
Dependent Claim
8 words
A compound represented by the following generic formula:
Claim 5
Dependent Claim
12 words
The compound as set forth in claim 1 wherein R is -C2H5,
References Cited (Backward Citations)
US3598859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-21 | 1978-10-21 | 1979-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-21 | 1982-10-21 | 1983-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-21 | 1986-10-21 | 1987-04-22 | $7700.00 | Window Closed / Lapsed |