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US4251552A Expired / Lapsed US ⏱️ 0.0 years remaining

Rice-ball rolled in laver

Assignee: Kyotaru Co Ltd
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Filing: 1979-01-08
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Granted: 1981-02-17
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Expires: 1999-01-08
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Abstract

Abstract The present invention relates to production and packaging of rice-ball rolled in laver. A laver is wrapped in a packing sheet for blocking moisture and rice-ball is packed by said packing sheet. The rice-ball is rolled in said laver when stripping said packing sheet. The flavor of laver is prevented from being damaged by the moisture of said rice-ball even after a long time from its production. Moreover, said rice-ball in laver can be packed surely and cleanly for selling them at drive-in store or at a station.

Inventors

  • 👤 Koki Uno
  • 👤 Hirohumi Youda

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 09:11
CPC Classifications
B; B65; B65B; B65B11/00; A; A23; A23L; A23L7/00; A23L7/10; A23L7/196; A23P; A23P20/00; A23P20/20; B65B29/00; Y; Y10; Y10S; Y10S229/00; Y10S229/938

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 237 words
A rice-ball package for a laver rice-ball food article, said package comprising said rice-ball having a preformed shape, a thin-laver sheet adapted to cover said rice-ball to form said laver rice-ball food article to be eaten, a thin-pliant packing sheet formed of a fluid impervious material and comprising a length sufficient to be folded onto and substantially cover the top and bottom of said laver sheet, said pliant packing sheet having opposite ends and a central portion, said laver sheet being placed on said packing sheet, opposite ends of said packing sheet extending beyond said laver sheet and being folded inwardly on top of said unfolded laver sheet toward each other to substantially cover said unfolded laver sheet to form two pliant fluid-impervious side panels separated at said central portion exposing a portion of the laver sheet, said rice-ball being placed on said exposed portion of said laver sheet in said central portion, said two pliant fluid-impervious side panels including portions of said laver sheet covered by said packing sheet being folded on and conforming to the shape of said rice-ball enclosing said rice-ball to form a rice-ball package with the moisture of the rice-ball being substantially prevented from reaching said laver sheet, said rice-ball package serving as a hand-held foodstuff, said pliant packing sheet being folded away from covering said laver in said two fluid-impervious side panels to form a laver covered rice-ball to be eaten.
Claim 2
Dependent Claim 237 words
A rice-ball package for a laver rice-ball food article, said package comprising said rice-ball having a preformed shape, a thin-laver sheet adapted to cover said rice-ball to form said laver rice-ball food article to be eaten, a thin-pliant packing sheet formed of a fluid impervious material and comprising a length sufficient to be folded onto and substantially cover the top and bottom of said laver sheet, said pliant packing sheet having opposite ends and a central portion, said laver sheet being placed on said packing sheet, opposite ends of said packing sheet extending beyond said laver sheet and being folded inwardly on top of said unfolded laver sheet toward each other to substantially cover said unfolded laver sheet to form two pliant fluid-impervious side panels separated at said central portion exposing a portion of the laver sheet, said rice-ball being placed on said exposed portion of said laver sheet in said central portion, said two pliant fluid-impervious side panels including portions of said laver sheet covered by said packing sheet being folded on and conforming to the shape of said rice-ball enclosing said rice-ball to form a rice-ball package with the moisture of the rice-ball being substantially prevented from reaching said laver sheet, said rice-ball package serving as a hand-held foodstuff, said pliant packing sheet being folded away from covering said laver in said two fluid-impervious side panels to form a laver covered rice-ball to be eaten.
Claim 3
Dependent Claim 48 words
A rice-ball package as claimed in claim 1, wherein said packing sheet is slightly less than twice as long as said laver, said laver being exposed at a center region between the folded over opposite ends of said packing sheet, said rice-ball being placed on said center region.
Claim 4
Dependent Claim 46 words
A rice-ball package as claimed in claim 1, wherein one of said two sides panel is folded onto said rice-ball and the other side panel is then folded onto the rice-ball, further comprising label means attached to close said other side panel to complete said package.
Claim 5
Dependent Claim 16 words
A rice-ball package as claimed in claim 3, wherein said packing sheet comprises a plastic film.
Claim 6
Dependent Claim 14 words
A rice-ball package as claimed in claim 4, wherein said plastic film is transparent.
Claim 7
Dependent Claim 61 words
A rice-ball package as claimed in claim 1, wherein said laver comprises a rectangular shape and said packing sheet comprises a rectangular shape having a width at least as large as the width of said laver sheet and a length approximately twice the length of said laver sheet, said widths being as large as the width of the rice-ball being covered.
Claim 8
Dependent Claim 21 words
A rice-ball package as claimed in claim 6, wherein said packing sheet comprises a width larger than that of said laver.
Claim 9
Independent Claim 179 words
A method for forming a seasoned rice ball to be served while folded in a laver sheet as a foodstuff yet be stored with a fluid impervious barrier substantially separating said laver sheet from said rice ball comprising placing a fluid impervious pliant packing sheet on a flat surface; placing a laver sheet on top of said fluid impervious packing sheet to be within the borders of said packing sheet, folding each end of said pliant packing sheets upwardly and toward each other while maintaining the laver sheet unfolded to partially cover and enclose said laver sheet forming a fluid impervious top surface and a central open region in which a portion of the laver sheet is exposed, placing a rice-ball on the exposed laver portion in the central region of said top surface and forming said central region and two pliant fluid impervious side panels, and folding each folded portion of said packing sheet including said covered portion of the laver sheet onto said rice ball to enclose and form a construction for storing said seasoned rice ball.
Claim 10
Independent Claim 179 words
A method for forming a seasoned rice ball to be served while folded in a laver sheet as a foodstuff yet be stored with a fluid impervious barrier substantially separating said laver sheet from said rice ball comprising placing a fluid impervious pliant packing sheet on a flat surface; placing a laver sheet on top of said fluid impervious packing sheet to be within the borders of said packing sheet, folding each end of said pliant packing sheets upwardly and toward each other while maintaining the laver sheet unfolded to partially cover and enclose said laver sheet forming a fluid impervious top surface and a central open region in which a portion of the laver sheet is exposed, placing a rice-ball on the exposed laver portion in the central region of said top surface and forming said central region and two pliant fluid impervious side panels, and folding each folded portion of said packing sheet including said covered portion of the laver sheet onto said rice ball to enclose and form a construction for storing said seasoned rice ball.
Claim 11
Dependent Claim 9 words
The product formed by the method of claim 8.
Claim 12
Dependent Claim 37 words
The method of claim 8, further comprising the step of unfolding said packing sheet from covering said laver to enable said laver to be in contact with said rice ball when said foodstuff is to be eaten.

References Cited (Backward Citations)

DK121012A Cited
CA479177A Cited
US2918377A Cited
US3225920A Cited
US3830035A Cited
US4094120A Cited
US4143165A Cited
US4145449A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-02-17 1984-08-18 1985-02-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-02-17 1988-08-18 1989-02-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-02-17 1992-08-18 1993-02-17 $7700.00 Window Closed / Lapsed

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