US3879532A
Expired / Lapsed
US
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Control by isoxazoles of endoparasitic nematodes
Assignee: Shell USA Inc
•
Filing: 1974-01-18
•
Granted: 1975-04-22
•
Expires: 1994-01-18
Abstract
Abstract Nematode parasites of warm-blooded animals are controlled by certain 3-halo-5-(halo-)phenylisoxazoles.
Inventors
- 👤 Duane K Hass
- 👤 John B Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:17
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/41; A61K31/42
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
26 words
A METHOD FOR CONTROLLING ENDOPARASTIC NEMATODES IN WARM-BLOODED ANIMALS WHICH COMPRISES ORALLY ADMINISTERING TO THE ANIMAL A NEMATOCIDALLY EFFECTIVE DOSAGE OF AN ISOXAZOLE OF THE FORMULA
Claim 2
Independent Claim
26 words
A METHOD FOR CONTROLLING ENDOPARASTIC NEMATODES IN WARM-BLOODED ANIMALS WHICH COMPRISES ORALLY ADMINISTERING TO THE ANIMAL A NEMATOCIDALLY EFFECTIVE DOSAGE OF AN ISOXAZOLE OF THE FORMULA
Claim 3
Independent Claim
26 words
A method for controlling endoparasitic nematodes in warm-blooded animals which comprises orally administering to the animal a nematocidally effective dosage of an isoxazole of the formula
Claim 4
Independent Claim
26 words
A method for controlling endoparasitic nematodes in warm-blooded animals which comprises orally administering to the animal a nematocidally effective dosage of an isoxazole of the formula
Claim 5
Dependent Claim
23 words
A method according to claim 1 wherein R is middle halogen, R1 is hydrogen and R2 is phenyl, 4-(middle halo)phenyl or 2,4-di(middle halo)phenyl.
Claim 6
Dependent Claim
14 words
A method according to claim 2 wherein the halogen in each instance is chlorine.
Claim 7
Dependent Claim
10 words
A method according to claim 3 wherein R2 is phenyl.
Claim 8
Dependent Claim
10 words
A method according to claim 3 wherein R2 is 4-chlorophenyl.
Claim 9
Dependent Claim
23 words
A method according to claim 1 wherein R and R1 each is middle halogen and R2 is phenyl, 4-(middle halo)phenyl or 2,4-di(middle halo)phenyl.
References Cited (Backward Citations)
US3781438A
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 |