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Centre for Nanomaterials (CNM)

Indian Patents Granted

S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
Patent Number
Date of Grant
1
An Improved Process for the Preparation of Doped Zinc Oxide Nanopowder useful for the Preparation of Varistors
Kaliyan Hembram
Tata Narasinga Rao
R. Sundaresan
1669/DEL/2006
20/07/2006
254913
03/01/2013
2
Titanium Based Biocomposite Material useful for Orthopaedic and other Implants and a Process for its Preparation
Malobika Karanjai
R. Sundaresan
Raja Rama Mohan
B. P. Kashyap
2490/DEL/2005
14/09/2005
228353
03/02/2009
3
A Method and a Device for Applying a Protective Carbon Coating on Metallic Surfaces
Bonderenko Boris
Pokotylo Yuvgen
Svyatenko Oleksiy
Fedorov Dmytro
A. Siva Kumar
Malobika Karanjai
719/MAS/1999
08/07/1999
211922
13/11/2007
4
Process for Carbothermic Reduction of Iron Oxide in an Immiscible Flow with Constant Descent in Vertical Retort of Silicon Carbide
J. Pandurandam
Malobika Karanjai
546/CHE/2003
01/07/2003
205728
16/04/2007
5
Device for Gas Dynamic Deposition of Powder Materials
Alkhimnov A Pavlovich
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
944/MAS/2001
22/11/2001
198651
25/01/2006
6
A Process for the Preparation of Short Ceramic Fibres
M.P.Rajshekharan
Anil Kumar
A.Shiva Kumar
537/MAS/1994
20/05/1994
186751
07/06/2002
7
A Solar Cooker
T.P. Rajashekaran
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
498/MAS/1994
13/06/1994
184675
25/05/2001
8
A Solar Drier
A.Shiva Kumar
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
487/MAS/1994
08/06/1994
184674
23/09/2000
 

Indian Patents Filed

S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
An Improved Process for Producing Silica Aerogel Thermal Insulation Product with Increased Efficiency
Neha Y Hebalkar
2141/DEL/2015
15/07/2015
2
Method of Producing Multifunctional Self Assembled Mixed Phase Titania Spheres
Neha Y Hebalkar
T N RAO
3777/DEL/2014
19/12/2014
3
Method of Deposition of Double Perovskite of Sr-Fe Niobium Oxide Film on a Substrate by Spray Coating Technique and the Coated Substrate thereof
P H Borse
Rekha Dom
1151/DEL/2014
29/04/2014
4
A Novel Method for the Synthesis of Tungsten Disulphide Nanosheets
Joydip Joardar
M.L. Sylvester Sahayaraj
1703/DEL/2012
04/06/2012
5
A Process for Preparing Nanocrystalline Olivine Structure Transition Metal Phosphate Material
Dinesh Rangappa
R. Gopalan
Tata Narasinga Rao
405/DEL/2012
14/02/2012
6
A Process and a Multi-Piston Hot Press for Producing Powder Metallurgy Component, such as Cerametallic Friction Composite
Malobika Karanjai
A.Siva Kumar
3844/DEL/2011
28/12/2011
7
An Improved Process for Preparation of Nanosilver Coated Ceramic Candle Filter
J. Revathi
K. Murugan
Tata Narasinga Rao
1249/DEL/2011
28/04/2011
8
An Improved Method of Preparing Porous Silicon Compacts
Dibyendu Chakravarty
B.V. Sarada
Tata Narasinga Rao
912/DEL/2011
31/03/2011
9
Improved Process for the Preparation of Bi-Functional Silica Particles useful for Antibacterial and Self Cleaning Surfaces
Neha Hebalkar
Tata Narasinga Rao
3071/DEL/2010
22/12/2010
10
An Improved Method for Producing ZnO Nanorods
Kaliyan Hembram
D. Sivaprahasam
Tata Narasinga Rao
2759/DEL/2010
19/11/2010
11
Improved Method for Producing Carbon Containing Silica Aerogel Granules
Neha Hebalkar
2406/DEL/2010
08/10/2010
12
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi
Neha Hebalkar
T. Narasinga Rao
1835/DEL/2010
04/08/2010
13
Novel Copper Foils having High Hardness and Conductivity and a Pulse Reverse Electrodeposition Method for their Preparation
B.V. Sarada
C.L.P. Pavithra
M. Ramakrishna
T. Narasinga Rao
1028/DEL/2009
20/05/2009
14
Improved Method of Producing Highly Stable Aqueous Nano Titania Suspension
Neha Hebalkar
T. Narasinga Rao
730/DEL/2009
09/04/2009
15
Novel Ceramic Materials Having Improved Mechanical Properties and Process for their Preparation
Dibyendu Chakravarty
Tata Narasinga Rao
R. Sundaresan
3396/DEL/2005
19/12/2005
16
A Process for the Preparation of Nanosilver and Nanosilver-Coated Ceramic Powders
K. Murugan
T. Narasinga Rao
2786/DEL/2005
19/10/2005