Declension table of ?ṛtapātra

Neuter	Singular	Dual	Plural
Nominative	ṛtapātram	ṛtapātre	ṛtapātrāṇi
Vocative	ṛtapātra	ṛtapātre	ṛtapātrāṇi
Accusative	ṛtapātram	ṛtapātre	ṛtapātrāṇi
Instrumental	ṛtapātreṇa	ṛtapātrābhyām	ṛtapātraiḥ
Dative	ṛtapātrāya	ṛtapātrābhyām	ṛtapātrebhyaḥ
Ablative	ṛtapātrāt	ṛtapātrābhyām	ṛtapātrebhyaḥ
Genitive	ṛtapātrasya	ṛtapātrayoḥ	ṛtapātrāṇām
Locative	ṛtapātre	ṛtapātrayoḥ	ṛtapātreṣu

Compound ṛtapātra -

Adverb -ṛtapātram -ṛtapātrāt