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CPC Subclass Not Allocatable
C09H

PREPARATION OF GLUE OR GELATINE

Description

C09H covers the manufacturing and preparation processes for adhesive glues and gelatine materials derived from natural sources, such as animal proteins and collagen. The classification encompasses extraction methods, purification techniques, chemical treatment, and formulation of glue and gelatine products intended for industrial and commercial applications. This includes processing of raw materials into finished adhesive products and gelatine for use in various industries including packaging, textiles, food, and pharmaceuticals. The subclass excludes synthetic adhesives and polymeric binders, which are classified elsewhere in the adhesives hierarchy.

Filing statistics

CPC subclass C09H recorded 432 patent applications worldwide between 2013 and 2023. Annual filings grew from 9 in 2013 to 28 in 2023 (+211%), peaking at 133 applications in 2017. The most active applicants in class C09 are LG CHEM (7,954 applications), HALLIBURTON ENERGY SERVICES GROUP (6,584 applications) and NITTO DENKO CORPORATION (6,500 applications).

Source: EPO PATSTAT, worldwide filings

6 direct subcodes

Child Classifications

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  • C09H 11/00
  • C09H 5/00 Stabilisation of solutions of glue or gelatine
  • C09H 7/00 Preparation of water-insoluble gelatine

Top Applicants

Top 10 applicants by patent filingsfor class C09, 2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 7,954
  2. HALLIBURTON ENERGY SERVICES GROUP US 6,584
  3. NITTO DENKO CORPORATION JP 6,500
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,490
  5. DOW GLOBAL TECHNOLOGIES US 6,324
  6. FUJIFILM JP 5,832
  7. MERCK PATENT DE 5,481
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,147
  9. SAMSUNG DISPLAY KR 5,105
  10. NITTO DENKO CORPORATION 3,584