Patent US3663719A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3663719A Expired / Lapsed US ⏱️ 0.0 years remaining

System for cooking fish

Assignee: United States Department of the Interior
•
Filing: 1969-12-03
•
Granted: 1972-05-16
•
Expires: 1989-12-03
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract GROUND RAW FISH IS PASSED THROUGH A COOKER WHERE IT IS CONFINED AS A THIN LAYER WHILE STEAM PASSES INTO IT THROUGH BOTH THE TOP AND BOTTOM OF THE LAYER. A DOWNSTREAM SCREW CONVEYOR SUPPLIES BACK PRESSURE WHICH PREVENTS STEAM FROM BLOWING FISH OUT OF THE COOKER. COOKED FISH, BY-PRODUCTS AND ENTRAPPED STEAM PASS FROM THE SCREW CONVEYOR TO A RESERVOIR. A RELIEF VALVE ON THE RESERVOIR MAINTAINS A PREDETERMINED PRESSURE THROUGHOUT THE SYSTEM. IN ITS PREFERRED DESIGN THE COOKER INCLUDES TWO PERFORATED PARALLEL PLATES WHICH CONFINE THE FISH AS A THIN LAYER. THE INTERIOR FACE OF EACH PLATE, IN CROSS-SECTION, DEFINES A SERRATED EDGE. OTHER GROUND MEAT BESIDES FISH CAN BE COOKED IN THE SYSTEM.

Inventors

  • 👤 Richard H Gnaedinger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 20:20
CPC Classifications
A; A22; A22C; A22C25/00; A23; A23B; A23B4/00; A23B4/005; A23B4/0053

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

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) 1975-05-16 1975-11-15 1976-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-16 1979-11-15 1980-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-16 1983-11-15 1984-05-16 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag