using driven mechanical means affecting the mixing (B28C5/40, B28C5/42, B28C5/48 take precedence; in combination with the action of a fluid B28C5/38)

Introduced: September 1968

Title

Titles differ between systems:

IPC: using driven mechanical means affecting the mixing

CPC: using driven mechanical means affecting the mixing (B28C5/40, B28C5/42, B28C5/48 take precedence; in combination with the action of a fluid B28C5/38)

Full Title

Full titles differ between systems:

IPC:

Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions > using driven mechanical means affecting the mixing

CPC:

Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions (controlling the mixing apparatus and supplying the ingredients B28C7/00 ) > using driven mechanical means affecting the mixing (B28C5/40, B28C5/42, B28C5/48 take precedence; in combination with the action of a fluid B28C5/38)

CPC subdivides this area 3x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open

B28C 5/0806 +5 CPC CPC only CPC only
B28C 5/0862 CPC only CPC only
B28C 5/0868 CPC only CPC only
B28C 5/0875 CPC only CPC only
B28C 5/0881 CPC only CPC only
B28C 5/0887 CPC only CPC only
B28C 5/0893 CPC only CPC only
B28C 5/10 Mixing in containers not actuated to effect the mixing IPC+CPC Available in IPC and CPC
B28C 5/18 Mixing in containers to which motion is imparted to effect the mixing +3 CPC IPC+CPC Available in IPC and CPC
B28C 5/34 Mixing on or by conveyors IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B28,2013–2023, worldwide · Source: EPO PATSTAT

MITSUBOSHI DIAMOND INDUSTRIAL COMPANY 868
QINGDAO GAOCE TECHNOLOGY COMPANY 678
DISCO CORPORATION JP 500
ZHOU ZHAODI 500
MITSUBOSHI DIAMOND INDUSTRIAL COMPANY JP 456
HILTI LI 455
CORNING US 407
UNITED STATES GYPSUM COMPANY US 375
ZHENGZHOU YUAN DONG REFRACTORIES COMPANY 370
HUNAN SANY KUAIERJU RESIDENTIAL INDUSTRY COMPANY 351

Top Applicants (CPC)

Class B28,2013–2023, worldwide · Source: EPO PATSTAT

DISCO CORPORATION JP 1,471
HILTI LI 575
CORNING US 544
MITSUBOSHI DIAMOND INDUSTRIAL COMPANY JP 518
UNITED STATES GYPSUM COMPANY US 485
DISCO ABRASIVE SYSTEM 459
GE (GENERAL ELECTRIC COMPANY) US 454
MITSUBOSHI DIAMOND INDUSTRIAL COMPANY 439
DISCO CORPORATION 403
NGK INSULATORS JP 308