Designs Act, 1911
71A. Evidence of documents in Patent Office
Printed or written copies or extracts purporting to be certificate by the Controller and sealed with the seal of the Patent Office of documents in the Patent Office and of or from registers and other books kept there shall be admitted in evidence in all courts in India and in all proceedings without further proof or production of the originals :
Provided that a court may if it has reason to doubt the accuracy or authenticity of the copies tendered in evidence require the production of the originals or such further proof as it considers necessary.