Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 4, 2011
Patent Application Number
12030889
Date Filed
February 14, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
An Irrigation pipe having a wall comprising: a core layer formed from a biodegradable material; and at least one relatively non-biodegradable protective layer formed on the core layer.
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