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CPC Subgroup Additional Only
G01N 2800/36

Gynecology or obstetrics

Full Title

Detection or diagnosis of diseases > Gynecology or obstetrics

6 direct subcodes

Child Classifications

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  • G01N 2800/361 Menstrual abnormalities or abnormal uterine bleeding, e.g. dysmenorrhea
  • G01N 2800/362 Menopause
  • G01N 2800/364 Endometriosis, i.e. non-malignant disorder in which functioning endometrial tissue is present outside the uterine cavity
  • G01N 2800/365 Breast disorders, e.g. mastalgia, mastitits, Paget's disease
  • G01N 2800/367 Infertility, e.g. sperm disorder, ovulatory dysfunction
  • G01N 2800/368 Pregnancy complicated by disease or abnormalities of pregnancy, e.g. preeclampsia, preterm labour

Top Applicants

Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382