Date on which the trademark application was filed with TMO?

Indigo was applied on 18 June 1997.

Who is the trademark proprietor?

Trademark application was filed by VST INDUSTRIES.

Trademark application is filed under which trademark class?

Trademark application has been filed under following classes.
34

Trademark application is at what stage of trademark process?

As per IP India, trademark application is on the following stage:
Withdrawn.

What is the Listed Application ID of the Trademark?

Listed application Id of Indigo is 757636.

Who filed the trademark on behalf of the proprietor?

Trademark attorney of the Indigo is De Penning & De Penning.

Is the Trademark word, color or device mark?

Indigo is a WORD as per IP India data.