US4242333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nematocidal unsubstituted phenyl esters of O-alkyl-S-alkyl-thiophosphoric acid
Assignee: Vsesojuzny Nauchno-Issledovatelsky Institute Khimicheski
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Filing: 1978-03-22
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Granted: 1980-12-30
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Expires: 1998-03-22
Abstract
Abstract New thiophosphoric acid esters of the formula ##STR1## and their manufacture are disclosed; in this formula R 1 is methyl, yl, n-propyl or isopropyl and R 2 is n-propyl or isopropyl. Such compounds are suitable as active ingredients for combating nematodes.
Inventors
- 👤 Denis Varsanyi
- 👤 Gert Handschin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:49
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/20; A; A01; A01N; A01N57/00; A01N57/10; A01N57/14; C07F9/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
15 words
A nematocidal composition comprising a nematocidally effective amount of O-ethyl-S-n-propyl-O-phenylthiophosphate in admixture with a diluent.
Claim 2
Dependent Claim
15 words
A nematocidal composition comprising a nematocidally effective amount of O-ethyl-S-n-propyl-O-phenylthiophosphate in admixture with a diluent.
Claim 3
Independent Claim
17 words
A method of controlling nematodes which comprises applying to said nematodes a nematocidally effective amount of O-ethyl-S-n-propyl-O-phenyl-thiophosphate.
Claim 4
Independent Claim
17 words
A method of controlling nematodes which comprises applying to said nematodes a nematocidally effective amount of O-ethyl-S-n-propyl-O-phenyl-thiophosphate.
References Cited (Backward Citations)
US3839511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-12-30 | 1984-06-30 | 1984-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-12-30 | 1988-06-30 | 1988-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-12-30 | 1992-06-30 | 1992-12-30 | $7700.00 | Window Closed / Lapsed |