Laxmi
Laxmi Manral, New Delhi IN
Patent application number | Description | Published |
---|---|---|
20110021781 | Method for the Preparation of Fentanyl - The invention provides a method for the preparation of fentanyl comprising: (a) reacting 4-piperidone hydrochloride (NPP) with aniline in presence of reducing environment to produce 4-anilinopiperidine (4-ANPP), (b) reacting the 4-ANPP as obtained from step (a) with phenethyl halide under reflux conditions in highly alkaline medium to give 4-anilino-N-phenethylpiperidine, and (c) converting the 4-anilino-N-phenethylpiperidine to fentanyl by reacting with propionyl chloride in presence of halogenated hydrocarbons, then isolating fentanyl by solvent extraction and purifying by crystallization from petroleum ether at a temperature ranging from 60-80° C. | 01-27-2011 |
Laxmi Musunur, Rochester Hills, MI US
Patent application number | Description | Published |
---|---|---|
20110054675 | SYSTEM AND METHOD FOR DYNAMICALLY SWITCHING CONVEYORS FOR ROBOTS - A conveyor system and a method for dynamically switching an active work associated with a motion device, the system including a plurality of conveyors for moving at least one part, at least one production machine associated with at least one of the conveyors, at least one motion device to move the at least one part, a controller associated with the at least one motion device, wherein the controller is in data communication with the at least one production machine to receive a feedback data therefrom, the feedback data representing a state of the production machine, and a software system executed by the controller to dynamically and selectively control the at least one motion device in response to the feedback data. | 03-03-2011 |
Laxmi Samantara, Edison, NJ US
Patent application number | Description | Published |
---|---|---|
20090285722 | Collection container assembly with nanocomposite barrier coating - An evacuated container assembly suitable for use in connection with blood collection including: (a) a container member formed of a first polymeric material and having a sidewall and one or more openings; (b) a nanocomposite barrier coating disposed on the container member having a thickness of up to about 30 microns and being derived from an aqueous dispersion including (i) a dispersed barrier matrix polymer; and (ii) a substantially exfoliated silicate filler having an aspect ratio of more than 50; and (c) one or more sealing members disposed in the opening(s) operative to hermetically seal the cavity; wherein the cavity is evacuated and maintains a pressure below atmospheric pressure and exhibits a draw volume loss lower than that of a like assembly without a nanocomposite barrier film by a factor of at least 1.5. | 11-19-2009 |
Laxmi Samantara, Bangalore IN
Patent application number | Description | Published |
---|---|---|
20150141586 | PHENYL-CONTAINING FUNCTIONAL POLYSILOXANES AND POLYCARBONATE-POLYSILOXANE COPOLYMERS MADE THEREFROM - The invention is directed to phenyl-containing functional polysiloxanes and polycarbonate-polysiloxane copolymer compositions made therefrom having improved optical clarity and better low temperature impact resistance. | 05-21-2015 |