DIFF Subgroup
A47C 27/15 consisting of two or more layers (A47C27/16 takes precedence)
Introduced: July 1974
Title
Titles differ between systems:
IPC: consisting of two or more layers
CPC: consisting of two or more layers (A47C27/16 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Spring, stuffed or fluid mattresses specially adapted for chairs, beds or sofas > with foamed material inlays > consisting of two or more layers
CPC:
Spring, stuffed or fluid mattresses specially adapted for chairs, beds or sofas > with foamed material inlays > consisting of two or more layers (A47C27/16 takes precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.