element MainGroup

diagram
version	V2_0
namespace	https://www.wipo.int/standards/XMLSchema/ST96/Patent
type	xsd:string
properties	content simple
used by	complexType pat:CPCClassificationType pat:ECLAClassificationType pat:IPCRClassificationType
annotation	documentation The fourth hierarchical level in the classification scheme
source	<xsd:element name="MainGroup" type="xsd:string"> <xsd:annotation> <xsd:documentation> The fourth hierarchical level in the classification scheme </xsd:documentation> </xsd:annotation> </xsd:element>