Cover layers to prevent weed growth

Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing

Reexamination Certificate

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Reexamination Certificate

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07597753

ABSTRACT:
The invention relates to a soil cover, a method for preventing weed growth by using a soil cover, the use of potato steam peels and the use of a cork fraction of potato steam peels for preventing weed growth. A soil cover according to the invention comprises potato steam peels or a part, derivative or analogue thereof. In a different embodiment, a soil cover according to the invention comprises a cork fraction of potato steam peels or a part, derivative or analogue thereof.

REFERENCES:
patent: 6440204 (2002-08-01), Rogols et al.
patent: 1 084 290 (1980-08-01), None
patent: 700 077 (1940-12-01), None
patent: 1 066 751 (2001-01-01), None
patent: WO 96/09355 (1996-03-01), None
patent: WO 00/22916 (2000-04-01), None
patent: WO 00/58085 (2000-10-01), None
Derwent Publications Ltd., London, GB; AN 1990-259219,(Feb. 7, 1990,)XP002249622.
Derwent Publications Ltd., London, GB; AN 1989-237672,(Jul. 7, 1989,) XP002249624.

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