Air treatment system

This is an air purifier that uses a filter. The key innovation described in the claims is a filter frame, made as a single piece of thermoplastic, which has snap hooks molded directly into it. These snap hooks allow the filter frame to be easily attached and removed from the air purifier.

Why it matters: Advances in thermoplastic materials since 2009, including more sustainable or specialized options, could offer new advantages for manufacturing this custom filter frame.

Status: Not in forceListed as no longer active. The specific reason is not in the record we hold.
How hard to build: ModerateCustom plastic molding for filter frame.

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