Stackable twist-top container system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7661528
APP PUB NO 20090139892A1
SERIAL NO

12154369

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Food containers formed of sheet plastic are latchably stackable on one another. Each container has base (14) and lid (16) elements, with one of them having an outer rim part with a pair of long handle sections (80, 82) that can be pivoted up to form a handle assembly for carrying the container. The sections that form handles are formed in the lid element (16) rather than in the base element (14), so a person does not have to contend with long bouncing sections if the person eats a meal out of the base. One of the elements has vertically undercut grooves (50) and the other element has horizontal projections (52) that slide into and along the grooves. The grooved element has vertical passages (120) along which the projections can move vertically until they can slide into and along the grooves.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
PACTIV PACKAGING INC1900 WEST FIELD CT LAKE FOREST IL 60045

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rosen, Leon D Santa Monica, US 14 353
Vovan, Terry Upland, US 79 2390

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