US2915398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
beta, delta-dihydroxy-beta-methylvaleric and derivatives thereof as growth promoters
Assignee: Merck and Co Inc
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Filing: 1955-11-30
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Granted: 1959-12-01
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Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 Lemuel D Wright
- 👤 Helen R Skeggs
- 👤 Donald E Wolf
- 👤 Carl H Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:17
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/10; A23K20/142; A23K20/105; A23K20/111; A23K20/116; A23K20/121; A23K20/126; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/853; Y10S435/854
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
52 words
A COMPOUND OF TH GROUP CONSISTING OF (I) B-BDIHYDROXY-B-METHYLVALERIC ACID, (11) THE DELTA LACTONE OF SAID ACID, (111) AN ALKALI METAL SALT OF SAID ACID, (1V) AN ALKALINE EARTH METAL SALT OF SAID ACID, (V) THE DEBENZYLETHLENEDIAMINE SALT OF SAID ACID, (V1) THE BENZHYDRYLAMIDE FO SAID ACID AND (V11) B-ACETOXY-B-HYDROXY-B METHYLVALERIC BENZHYDYLAMIDE.
Claim 2
Dependent Claim
52 words
A COMPOUND OF TH GROUP CONSISTING OF (I) B-BDIHYDROXY-B-METHYLVALERIC ACID, (11) THE DELTA LACTONE OF SAID ACID, (111) AN ALKALI METAL SALT OF SAID ACID, (1V) AN ALKALINE EARTH METAL SALT OF SAID ACID, (V) THE DEBENZYLETHLENEDIAMINE SALT OF SAID ACID, (V1) THE BENZHYDRYLAMIDE FO SAID ACID AND (V11) B-ACETOXY-B-HYDROXY-B METHYLVALERIC BENZHYDYLAMIDE.
Claim 3
Dependent Claim
51 words
A CPMPOSITION FOR PROMOTING THE GROWTH OF FARM ANIMALS COMPRISING A COMPOUND SELECTED FROM THE GROUP SET FORTH IN CLAIM 1, DISTRIBUTED IN A NUTRIENT DIET FOR THE ANIMALS IN A CONCENTRATION NOT LESS THAN 50 UNITS PER KLOGRAM AND CONSTITUTING LESS THAN 1 PERCENT OF THE WEIGHT OF THE DIET.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |