Date on which the trademark application was filed with TMO?

Tata intra was applied on 18 January 2018.

Who is the trademark proprietor?

Trademark application was filed by TATA SONS.

Trademark application is filed under which trademark class?

Trademark application has been filed under following classes.
12

Trademark application is at what stage of trademark process?

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

What is the Listed Application ID of the Trademark?

Listed application Id of Tata intra is 3730778.

Who filed the trademark on behalf of the proprietor?

Trademark attorney of the Tata intra is Anand And Anand.

Is the Trademark word, color or device mark?

Tata intra is a WORD as per IP India data.