US3331356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilization of fish in their aquatic environment to produce maximum size and weight per unit of water surface
Assignee: Individual
•
Filing: 1965-11-22
•
Granted: 1967-07-18
•
Expires: 1985-11-22
Abstract
No abstract record available.
Inventors
- 👤 Eckstein Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:50
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/10; A23K20/168; A01; A01K; A01K61/00; A01K61/10; A01K61/17; A23K20/184; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A METHOD FOR CONTROLLING POPULATION AND BREEDING OF FISH TO PRODUCE SUBSTANTIAL YIELDS OF LARGE FISH COMPRISING MAINTAINING IN AQUATIC ENVIRONMENTS CONTAINING THE FISH A CONCENTRATION OF ESTROGENIC COMPOSITION SUFFICIENT TO EFFECT SUBSTANTIAL GONADAL DESTRUCTION IN THE FISH WHEREBY TO FISH OBTAIN MATURE GROWTH WITHOUT OVER POPULATING THE AQUATIC ENVIROMENT.
Claim 2
Independent Claim
50 words
A METHOD FOR CONTROLLING POPULATION AND BREEDING OF FISH TO PRODUCE SUBSTANTIAL YIELDS OF LARGE FISH COMPRISING MAINTAINING IN AQUATIC ENVIRONMENTS CONTAINING THE FISH A CONCENTRATION OF ESTROGENIC COMPOSITION SUFFICIENT TO EFFECT SUBSTANTIAL GONADAL DESTRUCTION IN THE FISH WHEREBY TO FISH OBTAIN MATURE GROWTH WITHOUT OVER POPULATING THE AQUATIC ENVIROMENT.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |