USPC Class Details

Description: 442 fabric (woven, knitted, or nonwoven textile or cloth, etc.) / 442 fabric (woven, knitted, or nonwoven textile or cloth, etc.)/(59) coated or impregnated woven, knit, or nonwoven fabric which is not (a) associated with another preformed layer or fiber layer or, (b) with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer (172) coated or impregnated inorganic fiber fabric (180) coated or impregnated glass fiber fabric

Hierarchy/Derived subclasses

442 / 59-> a-> b-> 172-> 180

uspto searches

Patent Apps in 442/180

Granted Patents in 442/180

Use the links above or do an advanced search in ppubs for:
(442/180.ccls.)

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.
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