Absorbent article and method of production

Surgery – Means and methods for collecting body fluids or waste material – Absorbent pad for external or internal application and...

Reexamination Certificate

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Details

C604S379000, C604S380000, C604S385010

Reexamination Certificate

active

07323615

ABSTRACT:
An absorbent article having a first liquid permeable surface layer, a essentially liquid impermeable backing layer and, located between said liquid permeable surface layer and said liquid impermeable backing layer, an absorbent body having at least one layer. The absorbent article has cavities which are essentially cone-shaped and extend at least through part of the absorbent body, said cavities having a tip part and a base, the tip part being located towards or in the liquid permeable surface layer and the base being located away from the liquid permeable surface layer. A method of production of an absorbent article with cone-shaped cavities is also provided.

REFERENCES:
patent: 3929135 (1975-12-01), Thompson
patent: 3989867 (1976-11-01), Sisson
patent: 3993820 (1976-11-01), Repke
patent: 4435178 (1984-03-01), Fitzgerald
patent: 4681793 (1987-07-01), Linman et al.
patent: 5437653 (1995-08-01), Gilman et al.
patent: 5514120 (1996-05-01), Johnston et al.
patent: 5873963 (1999-02-01), Trombetta et al.
patent: 5931827 (1999-08-01), Buell et al.
patent: 6187990 (2001-02-01), Runeman et al.
patent: 1 040 800 (2000-10-01), None
patent: 384786 (1976-05-01), None
patent: 99/12734 (1999-03-01), None
patent: 00/10500 (2000-03-01), None
Derwent Abstracts of Japan, JP 2002035036-A.

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