E06B 3/66 Units comprising two or more parallel glass or like panes permanently secured together
Introduced: September 1968
Title
Titles differ between systems:
IPC: Units comprising two or more parallel glass or like panes in spaced relationship, the panes being permanently secured together, e.g. along the edges
CPC: Units comprising two or more parallel glass or like panes permanently secured together
Full Title
Full titles differ between systems:
Window sashes, door leaves, or like elements for closing openings; Layout of fixed or moving closures, e.g. windows; Features of rigidly-mounted outer frames relating to the mounting of wing frames > Units comprising two or more parallel glass or like panes in spaced relationship, the panes being permanently secured together, e.g. along the edges
Window sashes, door leaves, or like elements for closing openings; Layout of fixed or moving closures, e.g. windows ; Features of rigidly-mounted outer frames relating to the mounting of wing frames (E06B5/00 takes precedence; shutters or the like E06B9/00; glass panes C03) > Units comprising two or more parallel glass or like panes permanently secured together
CPC subdivides this area 2x more granularly than IPC with 5 additional codes.
5 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1995.
Child Classifications
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- E06B 3/67 characterised by additional arrangements or devices for heat or sound insulation since 1995 +2 CPC IPC+CPC Available in IPC and CPC
- E06B 3/673 Assembling the units (E06B3/677 takes precedence ) since 1995 +6 CPC IPC+CPC Available in IPC and CPC
- E06B 3/677 Evacuating or filling the gap between the panes ; Preventing condensation in the gap between the panes (by means of spacing elements E06B3/663); Cleaning the gap between the panes since 1995 +1 CPC IPC+CPC Available in IPC and CPC