for laying down a uniform charge, e.g. for sensitising; Corona discharge devices (G03G15/14 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

CPC: for laying down a uniform charge, e.g. for sensitising; Corona discharge devices (G03G15/14 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Apparatus for electrographic processes using a charge pattern > for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

CPC:

Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > for laying down a uniform charge, e.g. for sensitising; Corona discharge devices (G03G15/14 takes precedence)

Of 6 combined children, 0 exist in both systems.

6 codes are CPC-only extensions.

Child Classifications

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G03G 15/0208 +3 CPC CPC only CPC only
G03G 15/0258 CPC only CPC only
G03G 15/0266 CPC only CPC only
G03G 15/0275 CPC only CPC only
G03G 15/0283 CPC only CPC only
G03G 15/0291 CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class G03,2013–2023, worldwide · Source: EPO PATSTAT

CANON 31,416
CANON JP 17,469
KYOCERA DOCUMENT SOLUTIONS 9,845
RICOH COMPANY 9,807
ASML NETHERLANDS NL 9,427
FUJIFILM JP 7,225
KONICA MINOLTA CORPORATION 7,216
FUJI XEROX COMPANY 5,711
CARL ZEISS SMT DE 4,971
RICOH COMPANY JP 4,123

Top Applicants (CPC)

Class G03,2013–2023, worldwide · Source: EPO PATSTAT

CANON JP 19,215
CANON 12,916
ASML NETHERLANDS NL 10,000
FUJIFILM JP 7,814
SAMSUNG ELECTRONICS COMPANY KR 5,181
CARL ZEISS SMT DE 5,079
RICOH COMPANY JP 4,343
LG INNOTEK COMPANY KR 4,054
KYOCERA DOCUMENT SOLUTIONS 3,812
KYOCERA DOCUMENT SOLUTIONS JP 3,682