US3473509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the artificial culture of shrimp
Assignee: Marifarms Inc
•
Filing: 1967-03-06
•
Granted: 1969-10-21
•
Expires: 1987-03-06
Abstract
No abstract record available.
Inventors
- 👤 Mitsutake Miyamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:08
CPC Classifications
A; A01; A01K; A01K61/00; A01K61/50; A01K61/59; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2804045A
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US2944513A
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US2984207A
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US3029784A
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US3086497A
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US3158135A
Cited
US3116712A
Cited
US3387587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |