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US3715831A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for harvesting fish

Assignee: Individual
•
Filing: 1971-08-30
•
Granted: 1973-02-13
•
Expires: 1991-08-30
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Abstract

Abstract FISH ARE HARVESTED FROM SHALLOW PONDS, ETC. HAVING A REGULATABLE WATER LEVEL BY PROVIDING A NET WHICH IS INITIALLY OPEN AT ONE END IN A REGION WHICH IS SEVERAL FEET LOWER THAN THE LOWEST PORTION OF THE REMAINDER OF THE BED OF THE POND OR LAKE SO THAT THE FISH CONGREGATE IN THIS REGION. ALTERNATIVELY, THE FISH MAY BE LURED INTO A NET AREA BY TRAILING FISH FOOD FROM THE REAR OF A BOAT. THREE SIDES OF THE NET MAY BE SECURED TO A FRAMEWORK APPROXIMATELY AT THE WATER LEVEL, AND A ROLLER IS DISPOSED UNDER THE NET AT THE OTHER SIDE OF THE STRUCTURE AT THE WATER LEVEL. MOVEMENT OF THE ROLLER WITHIN A RAIL ASSEMBLY TOWARDS THE OPPOSITE SIDE OF THE FRAMEWORK AGAINST THE UNDERSIDE OF THE NET PROGRESSIVELY DECREASES THE VOLUME ENCLOSED BY THE NET AND MOVES THE FISH TOWARDS THE SIDE OF THE APPARATUS NEAREST THE SHORE LINE. THE FISH ARE HERDED INTO A CONVEYING MECHANISM WHICH CONVEYS THE FISH TO SHORE AND DEPOSITS THEM IN A SUITABLE VEHICLE. THE INVENTION IS APPLICABLE TO THE COMMERCIAL PRODUCTION, PROCESSING AND SALE OF FISH.

Inventors

  • 👤 G Mason

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 14:29
CPC Classifications
A; A01; A01K; A01K74/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-02-13 1976-08-14 1977-02-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-02-13 1980-08-14 1981-02-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-02-13 1984-08-14 1985-02-13 $7700.00 Window Closed / Lapsed

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