US2544826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anthelmintic feed composition
Assignee: Dow Chemical Co
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Filing: 1949-10-06
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Granted: 1951-03-13
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Expires: 1969-10-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur Henry Craige
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:44
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/21; A61K31/215; A61K31/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
17 words
AN ANIMAL AND POULTRY FEED CONTAINING A MINOR PROPORTION OF A SUBSTANCE REPRESENTED BY THE FOLLOWING FORMULA:
References Cited (Backward Citations)
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US1658719A
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US2091840A
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US2280340A
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US2334408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |