B42D 9/00 Bookmarkers; Spot indicators; Devices for holding books open (combined with covers B42D3/16, indexing tabs for sheets B42F21/00); Leaf turners
Introduced: September 1968
Title
Titles differ between systems:
IPC: Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
CPC: Bookmarkers; Spot indicators; Devices for holding books open (combined with covers B42D3/16, indexing tabs for sheets B42F21/00); Leaf turners
Full Title
Full titles differ between systems:
Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
Bookmarkers; Spot indicators; Devices for holding books open (combined with covers B42D3/16, indexing tabs for sheets B42F21/00); Leaf turners
Additional Content IPC
Reading-racks or book-rests characterised by association with leaf turners or other auxiliary devices Devices for holding books open combined with book covers
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class B42,2013–2023, worldwide · Source: EPO PATSTAT
- GIESECKE+DEVRIENT CURRENCY TECHNOLOGY DE 898
- BUNDESDRUCKEREI DE 865
- DE LA RUE INTERNATIONAL GB 810
- SICPA HOLDING CH 784
- DNP (DAINIPPON PRINTING COMPANY) 634
- TOPPAN PRINTING COMPANY 486
- TOPPAN PRINTING COMPANY JP 411
- G&D (GIESECKE & DEVRIENT) DE 398
- CCL SECURE AU 334
- NATIONAL PRINTING BUREAU 313
Top Applicants (CPC)
Class B42,2013–2023, worldwide · Source: EPO PATSTAT
- SICPA HOLDING CH 1,317
- GIESECKE+DEVRIENT CURRENCY TECHNOLOGY DE 949
- BUNDESDRUCKEREI DE 881
- DE LA RUE INTERNATIONAL GB 870
- TOPPAN PRINTING COMPANY JP 455
- G&D (GIESECKE & DEVRIENT) DE 421
- CCL SECURE AU 343
- OVD KINEGRAM CH 308
- OBERTHUR FIDUCIAIRE FR 251
- CRANE COMPANY US 204