maintenance claim by father

Yes, the case is very well maintainable under section 125 of Cr.P.C.

the Father may file a maintenance case before family court u/s 125 of Cr.P.C. and claim maintenance from his wife for the minor child.

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Qureshi & Associates

Nadeem Qureshi Adv.

D-720, Lawyers Chambers, Karkardooma Courts, Delhi

Filing is different, getting is another thing.  One can file, but court  will not grant in this case as wife already filed 498a case on husband, making her upper hand.  You may try, however.