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DIFF Subgroup
B07B 1/30

jigging or moving to-and-fro in or approximately in the direction of conveyance

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like > Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting, or wobbling screens > jigging or moving to-and-fro in or approximately in the direction of conveyance

CPC:

Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like > Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens > jigging or moving to-and-fro in or approximately in the direction of conveyance

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B07,2013–2023, worldwide · Source: EPO PATSTAT

  1. ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 444
  2. HENAN WINNER VIBRATING EQUIPMENT COMPANY 386
  3. DERRICK CORPORATION US 370
  4. SOLYSTIC FR 359
  5. XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 347
  6. ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 288
  7. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 269
  8. CHINA TOBACCO HENAN INDUSTRIAL 230
  9. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 230
  10. XINXIANG GAOFU MACHINERY COMPANY 229

Top Applicants (CPC)

Class B07,2013–2023, worldwide · Source: EPO PATSTAT

  1. DERRICK CORPORATION US 427
  2. SOLYSTIC FR 370
  3. M-I SWACO US 223
  4. SATAKE CORPORATION JP 190
  5. ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 186
  6. SIEMENS DE 175
  7. UNITED STATES POSTAL SERVICE US 158
  8. ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 156
  9. UNITEC IT 150
  10. XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 149