CGPDTM Study Material PDF Download: Controller General of Patents, Designs, and Trade Marks (CGPDTM)- The Controller General of Patents, Designs, and Trade Marks administers the laws relating to Patents, Designs, Trade Marks & Geographical Indications of Goods in India. CGPDTM Study Material PDF:- The Controller General of Patents, Designs and Trade Marks (CGPDTM) administers… Continue reading CGPDTM Patent Examiner Study Material