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CPC Subgroup
B29B 15/02

of crude rubber, gutta-percha, or similar substances (tapping latex A01G; chemical aspects C08C)

Full Title

Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 > of crude rubber, gutta-percha, or similar substances (tapping latex A01G; chemical aspects C08C)

Filing statistics

CPC B29B 15/02 belongs to the parent subclass B29B, which recorded 75,206 patent applications worldwide between 2013 and 2023. Annual filings grew from 4,651 in 2013 to 6,294 in 2023 (+35%), peaking at 9,099 applications in 2020. The most active applicants in class B29 are HEWLETT-PACKARD DEVELOPMENT COMPANY (4,167 applications), BOEING COMPANY (3,701 applications) and COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN (2,554 applications).

Source: EPO PATSTAT, worldwide filings

4 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class B29, 2013–2023, worldwide · Source: EPO PATSTAT

  1. HEWLETT-PACKARD DEVELOPMENT COMPANY US 4,167
  2. BOEING COMPANY US 3,701
  3. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,554
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 2,240
  5. TORAY INDUSTRIES JP 2,133
  6. GE (GENERAL ELECTRIC COMPANY) US 2,069
  7. BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,028
  8. LG CHEM KR 1,962
  9. DOW GLOBAL TECHNOLOGIES US 1,896
  10. CONTINENTAL REIFEN DE 1,725