Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices (grading eggs A01K43/04)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices

CPC: Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices (grading eggs A01K43/04)

Full Title

Full titles differ between systems:

IPC:

Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices

CPC:

Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices (grading eggs A01K43/04)

Of 7 combined children, 5 exist in both systems.

2 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B07B 13/003 CPC only CPC only
B07B 13/006 CPC only CPC only
B07B 13/02 Apparatus for grading using pockets for taking out particles from aggregates IPC+CPC Available in IPC and CPC
B07B 13/04 according to size IPC+CPC Available in IPC and CPC
B07B 13/08 according to weight (B07B13/10 takes precedence) IPC+CPC Available in IPC and CPC
B07B 13/10 using momentum effects IPC+CPC Available in IPC and CPC
B07B 13/14 Details or accessories IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 444
HENAN WINNER VIBRATING EQUIPMENT COMPANY 386
DERRICK CORPORATION US 370
SOLYSTIC FR 359
XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 347
ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 288
CHINA UNIVERSITY OF MINING AND TECHNOLOGY 269
CHINA TOBACCO HENAN INDUSTRIAL 230
KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 230
XINXIANG GAOFU MACHINERY COMPANY 229

Top Applicants (CPC)

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

DERRICK CORPORATION US 427
SOLYSTIC FR 370
M-I SWACO US 223
SATAKE CORPORATION JP 190
ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 186
SIEMENS DE 175
UNITED STATES POSTAL SERVICE US 158
ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 156
UNITEC IT 150
XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 149