Patent US3746490A successfully refreshed from Google Patents.
US3746490A
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Paste compositions for controlling first instar bot larvae and endoparasites in horses
Assignee: Shell USA Inc
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Filing: 1971-12-23
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Granted: 1973-07-17
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Expires: 1991-12-23
Abstract
Abstract A method for controlling first instar bot larvae and endoparasites in horses which comprises applying into the mouth of the horse a paste composition containing dimethyl dichlorovinyl phosphate which adheres to the mouth and hard palate of the horse.
Inventors
- 👤 W Marsland
- 👤 M Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:46
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/30; A61K47/32; A61K31/00; A61K31/66; A61K47/44
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
17 words
A method according to claim 1 wherein the paste comprises a thickened oil containing dimethyl 2,2-dichlorovinyl phosphate.
Claim 2
Dependent Claim
25 words
A method according to claim 2 wherein the paste contains an emulsifier consisting of a polyoxyethylene derivative of fatty acid partial esters of hexital anhydrides.
Claim 3
Dependent Claim
14 words
A method according to claim 2 wherein the thickened oil is thickened cottonseed oil.
References Cited (Backward Citations)
US3398225A
Cited
US3630896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-16 | 1977-01-15 | 1977-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-16 | 1981-01-15 | 1981-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-16 | 1985-01-15 | 1985-07-17 | $7700.00 | Window Closed / Lapsed |