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CPC Main Group
B63C 3/00

Launching or hauling-out by landborne slipways; Slipways (ship-borne guides for handling lifeboats or the like B63B23/30; cranes winches, or the like B66; ship lifting for adapting to different water levels E02C)

7 direct subcodes

Child Classifications

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  • B63C 3/02 by longitudinal movement of vessel
  • B63C 3/04 by sideways movement of vessel
  • B63C 3/06 by vertical movement of vessel, i.e. by crane
  • B63C 3/08 Tracks on slipways
  • B63C 3/10 using releasing devices
  • B63C 3/12 using cradles (vehicles in general for transporting boats or the like B60P)
  • B63C 3/14 using braking means

Top Applicants

Top 10 applicants by patent filingsfor class B63, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG HEAVY INDUSTRIES KR 4,830
  2. DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,093
  3. HYUNDAI HEAVY INDUSTRIES COMPANY KR 2,639
  4. GAZ TRANSPORT ET TECHNIGAZ FR 1,037
  5. SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 827
  6. HARBIN ENGINEERING UNIVERSITY 811
  7. GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 808
  8. HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 784
  9. YAMAHA MOTOR COMPANY JP 731
  10. THYSSEN KRUPP DE 727