Patentable rhymes with:
accountable, augmentable, countable, discountable, implantable, insurmountable, lamentable, presentable, preventable, printable, rentable, unaccountable, unprintable
accountable, augmentable, countable, discountable, implantable, insurmountable, lamentable, presentable, preventable, printable, rentable, unaccountable, unprintable