Ms. Sun Xiaoyan boasts an 85% patent grant rate across 500+ drafted applications. She successfully defended critical patents in high-stakes re-examination and invalidation cases, including a landmark vaccine patent victory against competitor challenges.
Xiaoyan SUN
Biopharmaceutical Patent Attorney
Chemical Materials Re-examination Specialist
EducationalUniversity of Chinese Academy of Sciences - M.S. in Biochemistry & Molecular Biology
Personal Profile
Typical caseSecured authorization for a biopharmaceutical vaccine patent through precise claims and patent portfolio development.
Overturned a rejection in a chemical material re-examination case via detailed technical rebuttals.
Working languageChinese
English
Legal ServicePatent prosecution, re-examination, invalidation, and OA responses in biopharma and chemical sectors.
FieldMolecular biology, chemical material modification, patent drafting.
