IPO - Patent Administration

Kolkata Patent Office

Name and Designation	Telephone No.	E-mail Address
Shri D. K. Rahut Joint Controller of Patents & Designs	033-23671987	deepak.rahut@nic.in
Shri G. P. Roy Assistant Controller of Patents & Designs	033-23675104	-----
Dr. Amitava Chakraborty Assistant Controller of Patents & Designs	033-23675092	a.chakaraborti@nic.in
Shri T. K. Banik Assistant Controller of Patents & Designs	033-23671943	tushar.ipo@nic.in
Dr. D. K. Chakrabarti Assistant Controller of Patents & Designs	033-23674402	dilip.ipo@nic.in
Dr. S. K. Mitra Assistant Controller of Patents & Designs	033-23677320	susil.ipo@nic.in
Shri Nirmalya Sinha Assistant Controller of Patents & Designs	033-23679101	nirmalyas.ipo@nic.in
Dr. Sukanaya Chattopadhayay Assistant Controller of Patents & Designs	033-23671944	sukanya.ipo@nic.in
Shri Soumen Ghosh Assistant Controller of Patents & Designs	033-23679101	------

Delhi Patent Office

Name and Designation	Telephone No.	E-mail Address
Dr. K. S. Kardam, Joint Controller of Patents & Designs Technical Head	011-25300202	kardam.ks@nic.in
Shri S. K. Roy, Assistant Controller of Patents & Designs Group Leader (Chemical)	011-25300203	sk.roy@nic.in
Shri B. P. Singh, Assistant Controller of Patents & Designs Group Leader ( Electrical Electronics)	011-25300205	birendrap.singh@nic.in
Shri Shah Alam, Assistant Controller of Patents & Designs	011-25300206	shahalam.ipo@nic.in
Shri N. R. Meena, Assistant Controller of Patents & Designs	011-25300207	nrmeena.ipo@nic.in
Shri S. N. Sav Assistant Controller of Patents & Designs	011-25300214	snsav.ipo@nic.in
Dr. S. S. Singh Assistant Controller of Patents & Designs	011-25300208	ss.singh@nic.in
Dr. Rajesh Dixit Assistant Controller of Patents & Designs	011-25300209	dixit.rajesh@nic.in
Shri Ashok Kumar Assistant Controller of Patents & Designs, Incharge, GPM Division	011-25300211	ashokkumar.ipo@nic.in
Shri Naveen Mathur Assistant Controller of Patents & Designs Group Leader (Mechanical)	011-25300296	naveen.ipo@nic.in
Smt. V.Rekha, Assistant Controller of Patents & Designs IT Division	011-25300210	rekha.ipo@nic.in
Sh. Kamal Singh Goondli, Assistant Controller of Patents & Designs IT Division	011-25300289	kamal.singh@nic.in
Sh. Saroj Kumar, Assistant Controller of Patents & Designs	011-25300294	sarojkumar.ipo@nic.in
Sh. Sameer Kumar Swarup, Assistant Controller of Patents & Designs Incharge RECS Division	011-25300213	sameer.swarup@nic.in
Sh. P.S.Rao, Assistant Controller of Patents & Designs	011-25300293	srinivasa.ipo@nic.in
Dr. Nilanjana Mukherjee, Assistant Controller of Patents & Designs	011-25300285	nilanjana.m@nic.in
Sh. Vinod Kumar, Assistant Controller of Patents & Designs	011-25300244	vkumar.ipo@nic.in
Smt. Monika Yadav, Assistant Controller of Patents & Designs Group Leader ( Bio-tech)	011-25300215	ymonika.ipo@nic.in
Dr. Kavita Taunk, Assistant Controller of Patents & Design Incharge RMID	011-25300216	ktaunk.ipo@nic.in

Chennai Patent Office

Name and Designation	Telephone No.	E-mail ID
Shri G.P. Roy, Deputy Controller of Patents & Designs	044-2250 2080	gautam.ipo@nic.in
Dr. D.K. Chakrabarti, Deputy Controller of Patents & Designs	044-2250 2084	dilip.ipo@nic.in
Shri T.V. Madhusudhan, Assistant Controller of Patents & Designs	044-2250 2054	tvm.ipo@nic.in
Dr. S.P. Subramaniyan, Assistant Controller of Patents & Designs	044-2250 2039	spsubramaniyan@nic.in
Shri C.N. Shashidhara, Assistant Controller of Patents & Designs	044-2250 2077	cns.ipo@nic.in
Shri S. Thangapandian, Assistant Controller of Patents & Designs	044-2250 2040	s.thangapandian@nic.in
Shri Oggu Prasad Rao, Assistant Controller of Patents & Designs	044-2250 2034	oggu.ipo@nic.in
Shri B. Ahilan, Assistant Controller of Patents & Designs	044-2250 2050	ahilanb.ipo@nic.in
Shri Soumen Das, Assistant Controller of Patents & Designs	044-2250 2081	sdas.ipo@nic.in

Mumbai Patent Office

Name and Designation	Telephone No.	E-mail Address
Dr. Ruchi Tiwari Joint Controller of Patents & Designs	022-24153651	ruchi.tiwari@nic.in
Shri Rakesh Kumar Assistant Controller of Patents & Designs	022-24156393	rakesh.ipo@nic.in
Shri A. T. Patre Assistant Controller of Patents & Designs	022-24156396	atpatre.ipo@nic.in
Shri N. K. Mohanty Assistant Controller of Patents & Designs	022-24156394	nk.mohanty@nic.in
Dr. B. K. Singh Assistant Controller of Patents & Designs	022-24144525	bksingh.ipo@nic.in
Dr. Dinesh Patil Assistant Controller of Patents & Designs	022-24130755	dppatil.ipo@nic.in