Patents

Selected Patents

  • 1,4-dihydropyridine and pyridine compounds as calcium channel blockers.Pullela; Phani Kumar, Rangappa; Paramashivappa, Alapati; Srinivasa Rao, Subbarao; Pillarisetti V., Bibbs; Jeffrey A. .USA Patent 6852742 .
  • Process for the preparation of Cyclodextrin inclusion complex.Sandeep Prabu Kumble,Ramasamy Sambasivam Annadurai,MalladiSrinivas,Alapatti Srinivasa Rao, Candadai Seshadrai Ramadoss and Pillarisettie Venkata Subba Rao.European Patent 1191851 awarded on 3rd April 2003.
  • Process for the preparation of Cyclodextrin inclusion complex.Sandeep Prabhu Kumble, Ramasamy Sambasivam Annadurai, Malladi Srinivas, Alapatti Srinivasa Rao, Candadai Seshadrai Ramadoss and Pillarisettie Venkata Subba Rao.U.S.A Patent 6635757 awarded on 21st October 2003.
  • An Environment friendly Acaricide Formulation pillarisettie Venkata Subba Rao. Ramasamy Sambasivam Annadurai, Malladi Srinivas.European patent No.1071335 issued on February 26,2003.
  • An Environment friendly Acaricide Formulation pillarisettie Venkata Subba Rao.Ramasamy Sambasivam Annadurai, Malladi Srinivas.Australian patent No.756770 issued on May 8th 2003.
  • Process for the preparation of water soluble Cyclodextrin inclusion seed kernel extract containing azadirachtin-A.Sandeep Prabhu Kumble,Ramasamy Sambasivam Annadurai, Malladi Srinivas,Alapatti Srinivasa Rao,Candadai Seshadrai Ramadoss and Pillarisettie Venkata Subba Rao.Indian Patent No.187645,issued on December 13th 2002.
  • Method for the preparation of insulin by cleavage of a fusion protein and fusion proteins containing insulin A and B chains. Hadfield; Christopher, Meacock; Peter A , Krishnaswamy; Patnam R, Shashi; Kaithamana , Raina; Krisha K, Ramadoss; Candadai S USA Patent 6337194
  • Soluble double metal salt of Group IA and IIA of (-) Hydroxy citric acid. Pillarisettie Venkata Subba Rao, Karnam Balasubramanyam Bhaskaran Chandrasekaran, Candadai Seshadrai Ramadoss European Patent(ApplicationNo.99909175.4) Noticeof Allowance issued, sealing awaited.
  • Hydroxycitric acid concentrate and food products prepared therefrom. Moffett; Scott A., Bhandari; Ashok K. , Ravindranath; Bhagavathula. USA Patent 5536516.
  • Chromatographic agent and its use for the separation or proteins, polypeptides of metals. Ramadoss; Candadai Seshadri, Lakhey; Hiten Vasant, Krishnaswamy; Patnam Rajagopaliengar. USA Patent 5665868.
  • Policosanol nano particles, process of preparing the same and its application in controlling obesity and sugar levels. ( A provisional patent has been filed in January 2009)
  • A process for the synthesis of 4-(3-chloro-4-fluorophenylamino)-7-methoxy-6[3-(4-morpholinyl)propoxy]quinazoline, Patent No.236840 granted on 25th Nov 2009 (Application No 901/CHE/2006 date of filing 25th May 2006)
  • A process for the synthesis of [6,7-bis-(2-methoxyethoxy)-quinazoline-4-yl]-(3-ethylphenyl)amine Hydrochloride, Patent No. 236842 granted on 25th Nov 2009 ( Application No.902/CHE/2006 date of filing 25th May 2006)
  • A process for the synthesis of 4-(3-chloro-4-fluorophenylamino)-7-methoxy-6[3-(4-morpholinyl)propoxy]quinazoline, Patent No.236843 granted on 25th Nov 2009 (Application No 903/CHE/2006 date of filing 25th May 2006)
  • A process for the synthesis of [6,7-bis-(2-methoxyethoxy)-quinazoline-4-yl]-(3-ethylphenyl)amine Hydrochloride, Patent No. 236844 granted on 25th Nov 2009 ( Application No.904/CHE/2006 date of filing 25th May 2006)
  • An Indian patent (No. 1907/CHE/2010 ) on "Water soluble powder formulation of enriched azadirachtin and its process there off" is filed.
  • An Indian patent (No. 3296/CHE/2010) on “A unique Carie-Care composition for detection and removal of dental caries and a process for its preparation” is filed.