上海一家皮件厂对小学生的书包进行了研究。经过市场凋查,他们发现小学生书包中各种物品放置零乱,不利于养成学生良好习惯。为此他们研制开发了一种内有多个口袋与间隔的“好习惯”学生书包。他们申请了专利但却未正式申请商标注册。另一家皮件厂得知此事后,虽然两家厂长是好朋友, A leather factory in Shanghai studied the pupils’ schoolbags. After the market investigation, they found that the various items in the schoolbags were scattered, which was not conducive to students’ good habits. For this reason, they developed a “good habits” student bag with multiple pockets and compartments. They applied for a patent but did not formally apply for trademark registration. After the other leather factory learned of the incident, although the two factory managers were good friends,