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IPC Subgroup
B66B 9/1

paternoster type

Introduced: September 1968

Last revised: January 2006

Full Title

Kinds or types of lifts in, or associated with, buildings or other structures > paternoster type

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
HOISTING; LIFTING; HAULING
Subclass:
ELEVATORS; ESCALATORS OR MOVING WALKWAYS

Additional Content

Conveyers having endless traction element

Related Keywords

ENDLESS chain liftslifts of PATERNOSTER type

Top Applicants

Top 10 applicants by patent filingsfor class B66, 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