Hot-fill container base structure

Bottles and jars – End wall structure – One-piece side and end wall

Reexamination Certificate

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Details

C220S605000

Reexamination Certificate

active

07000793

ABSTRACT:
The invention provides a base structure of a container. The base structure includes a support heel that defines any number of touch points for contact with a horizontal surface. The support heel includes inner and outer portions that merge with the container's corrugated support flute and sidewall, respectively. The base structure also includes a fin that forms the zipper pinch and extends transverse to and intersects corrugations of the corrugated support flute.

REFERENCES:
patent: 2988258 (1961-06-01), Witzke
patent: 3140796 (1964-07-01), Broida
patent: 3371898 (1968-03-01), Murray, Jr.
patent: 3468443 (1969-09-01), Marcus
patent: 3563445 (1971-02-01), Clayton
patent: 4134510 (1979-01-01), Chang
patent: 5460292 (1995-10-01), Holman
patent: 5503283 (1996-04-01), Semersky
patent: 5685452 (1997-11-01), Kristoffersson
patent: 6619501 (2003-09-01), Hayes et al.
patent: 2164914 (1986-04-01), None
patent: 4-352688 (1992-12-01), None

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