He filed patent applications and soon began leaking word of his invention to other chemists.
他申请了专利，不久就开始将自己的发明透露给其他化学工作者。
Article 4 All invention, utility model and design patent applications can be submitted in the electronic form.
第四条发明、实用新型和外观设计专利申请均可以采用电子文件形式提出。
Since 1995, the number of invention patents among domestic patent applications has shown a big rise, with an average annual growth rate of 33%.
1995年以来，国内专利申请中发明专利的申请量大幅增长，发明专利申请量年均增长33%。
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