patent applicant的用法和样例：
例句
- An applicant may withdraw his or its application for a patent at any time before the patent right is granted.
第三十二条申请人可以在被授予专利权之前随时撤回其专利申请。 - In the obviousness scenario, the applicant is confronted with a second reference that discloses the herbal extract that was missing from the first reference.
在明显性的层面上，专利申请人会遇到的问题是，第二项过往记录透露了第一项记录没有提及的某种草本精华。
