US2809914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Encephalomalacia treatment compositions containing 2, 6-ditertiary-butyl-4-methyl phenol and methods of using same
Assignee: Wyeth Holdings LLC
•
Filing: 1954-09-14
•
Granted: 1957-10-15
•
Expires: 1974-09-14
Abstract
No abstract record available.
Inventors
- 👤 Stokstad Evan Ludvig Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:54
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/10; A23K20/174
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A POULTRY FEED FOR THE CONTROL OF ENCEPHALOMALACIA WHICH COMPRISES EDIBLE POULTRY FOOD CONTAINING VITAMIN E IN A THERAPEUTICALLY INADEQUATE AMOUNT AND FROM ABOUT 0.0065 PERCENT TO ABOUT 0.5 PERCENT BY WEIGHT OF 2,6DITERTIARY-BUTYL-4-METHYL PHENOL
Claim 2
Dependent Claim
35 words
A POULTRY FEED FOR THE CONTROL OF ENCEPHALOMALACIA WHICH COMPRISES EDIBLE POULTRY FOOD CONTAINING VITAMIN E IN A THERAPEUTICALLY INADEQUATE AMOUNT AND FROM ABOUT 0.0065 PERCENT TO ABOUT 0.5 PERCENT BY WEIGHT OF 2,6DITERTIARY-BUTYL-4-METHYL PHENOL
References Cited (Backward Citations)
US2693435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |