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IPC Class
B66

HOISTING; LIFTING; HAULING

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
HOISTING; LIFTING; HAULING

Description

B66 encompasses mechanical systems and devices for raising, lowering, or moving loads vertically or in combination with horizontal displacement. This class covers hoists, lifts, elevators, cranes, winches, tackle systems, and associated control mechanisms used in industrial, construction, and commercial applications. It includes both manually operated and powered equipment, as well as safety devices and load-handling attachments integral to these systems. Adjacent classes cover fixed or portable handling equipment with specialized functions (B65), vehicle-mounted lifting apparatus (B60), and automated warehousing systems (B65H).

Related Keywords

[= lifting]apparatus for LIFTING or loweringSNATCH blocks

4 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filings, 2013–2023, worldwide · Source: EPO PATSTAT

  1. INVENTIO CH 3,843
  2. OTIS ELEVATOR COMPANY US 3,709
  3. SGCC(STATE GRID CORPORATION OF CHINA) 2,987
  4. KONE CORPORATION FI 2,922
  5. TOSHIBA ELEVATOR COMPANY 2,922
  6. HITACHI 2,321
  7. MITSUBISHI ELECTRIC CORPORATION JP 2,287
  8. MITSUBISHI ELECTRIC CORPORATION 1,870
  9. HITACHI BUILDING SYSTEMS COMPANY 1,700
  10. ANHUI HELI COMPANY 1,325