attribute  periodCategory  
version V3_2
namespace http://www.wipo.int/standards/XMLSchema/ST96/Common
type com:PeriodCategoryType 
used by
complexType     com:PeriodType 
source <xsd:attribute  name="periodCategory"  type="com:PeriodCategoryType">
<xsd:annotation>
<xsd:documentation>
Category of time period
</xsd:documentation>
</xsd:annotation>
</xsd:attribute>