Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
B65G 53/34

Details

Introduced: September 1968

Last revised: January 2006

Full Title

Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam > Details

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
Subclass:
TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS

7 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B65G 53/36 Arrangements of containers
  • B65G 53/38 Modification of material containing walls to facilitate fluidisation
  • B65G 53/58 Devices for accelerating or decelerating flow of the materials; Use of pressure generators
  • B65G 53/66 Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material

Top Applicants

Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON 3,755
  2. SGCC(STATE GRID CORPORATION OF CHINA) 3,721
  3. YOSHINO KOGYOSHO COMPANY 3,659
  4. DNP (DAINIPPON PRINTING COMPANY) 3,573
  5. KRONES DE 3,114
  6. P&G (PROCTER & GAMBLE COMPANY) US 2,777
  7. TOPPAN PRINTING COMPANY 2,720
  8. SEIKO EPSON CORPORATION 2,574
  9. KYOCERA DOCUMENT SOLUTIONS 2,371
  10. RICOH COMPANY 2,349