isProprietary constant
IriTerm
const isProprietary
isProprietary [Expects: http://schema.org/Boolean]
True if this item's name is a proprietary/brand name (vs. generic name).
Can be used on: http://schema.org/DietarySupplement, http://schema.org/Drug
Implementation
static const isProprietary = const IriTerm('http://schema.org/isProprietary');