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DIFF Subgroup
F03B 13/16

using the relative movement between a wave-operated member, and another member,

Introduced: January 1985

Title

Titles differ between systems:

IPC: using the relative movement between a wave-operated member and another member

CPC: using the relative movement between a wave-operated member, and another member,

Full Title

Full titles differ between systems:

IPC:

Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates > characterised by using wave or tide energy > using wave energy > using the relative movement between a wave-operated member and another member

CPC:

Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus (if the apparatus aspects are predominant, see the relevant subclasses for such apparatus, e.g. H02K7/18); Power stations or aggregates (incorporating only machines or engines of positive-displacement type F03C; hydraulic engineering aspects E02B; ) > characterised by using wave or tide energy > using wave energy > using the relative movement between a wave-operated member, and another member,

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • F03B 13/20 wherein both members are movable relative to the sea bed or shore since 1985 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

  1. VESTAS DK 3,539
  2. WOBBEN PROPERTIES DE 2,922
  3. SIEMENS GAMESA RENEWABLE ENERGY DK 2,747
  4. GE (GENERAL ELECTRIC COMPANY) US 2,356
  5. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY 1,228
  6. SIEMENS DE 886
  7. SGCC(STATE GRID CORPORATION OF CHINA) 831
  8. HUANENG CLEAN ENERGY RESEARCH INSTITUTE 785
  9. MING YANG SMART ENERGY GROUP. 652
  10. LM WIND POWER DK 600

Top Applicants (CPC)

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

  1. VESTAS DK 3,718
  2. WOBBEN PROPERTIES DE 3,602
  3. SIEMENS GAMESA RENEWABLE ENERGY DK 3,016
  4. GE (GENERAL ELECTRIC COMPANY) US 2,594
  5. SIEMENS DE 1,082
  6. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY 709
  7. LM WIND POWER DK 671
  8. WOBBEN PROPERTIES 660
  9. SENVION DE 555
  10. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY CN 536