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Patent US3295983A successfully refreshed from Google Patents.
US3295983A
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Feeding silkworm larvae feed containing propionic acid
Assignee: Ajinomoto Co Inc
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Filing: 1965-09-20
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Granted: 1967-01-03
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Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 Kato Keizo
- 👤 Ide Satoshi
- 👤 Okada Kazuto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:18
CPC Classifications
A; A23; A23K; A23K50/00; A23K50/90; A23K20/00; A23K20/10; A23K20/105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A METHOD OF REARING SILKWORM LARVAE WHICH COMPRISES FEEDING TO SAID LARVAE A FEED CONTAINING NUTRIENT INGREDIENTS AND 0.0001% TO 5% BY WEIGHT, ON A DRY BASIS, OF A GROWTH PROMOTING ADDITIVE SELECTED FROM THE GROUP CONSISTING OF PROPIONIC ACID AND ITS PHYSIOLOGICALLY TOLERATED SALTS.
Claim 2
Independent Claim
45 words
A METHOD OF REARING SILKWORM LARVAE WHICH COMPRISES FEEDING TO SAID LARVAE A FEED CONTAINING NUTRIENT INGREDIENTS AND 0.0001% TO 5% BY WEIGHT, ON A DRY BASIS, OF A GROWTH PROMOTING ADDITIVE SELECTED FROM THE GROUP CONSISTING OF PROPIONIC ACID AND ITS PHYSIOLOGICALLY TOLERATED SALTS.
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |