LOW COST SPINNING AND FABRICATION OF HIGH EFFICIENCY (HE) HAEMODIALYSIS FIBERS AND METHOD THEREOF

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United States of America Patent

APP PUB NO 20160008528A1
SERIAL NO

14598697

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Abstract

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The present invention relates to an apparatus and a method to spin hollow fibres of dialysis grade with diameter around 220 microns and thickness of around 35-40 microns, by wet spinning technique. The present invention spinning is carried out by using an apparatus having a nitrogen cylinder (1), water bucket (2), polymer cylinder (6), water cylinder (7), automatic winding machine (5) characterized by a cheap assembly of syringes (dispo van (8) and insulin syringes (9)) wherein no electrical power is required for the spinning, making the fibres extremely easy to manufacture and affordable at the consumer end.

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Patent Owner(s)

Patent OwnerAddress
INDIAN INSTITUTE OF TECHNOLOGY KHARAGPURSPONSORED RESEARCH & INDUSTRIAL CONSULTANCY INDIAN INSTITUE OF TECHNOLOGY KHARAGPUR KHARAGPUR 721302

International Classification(s)

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  • 2015 Application Filing Year
  • D01D Class
  • 276 Applications Filed
  • 191 Patents Issued To-Date
  • 69.21 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
De, Sirshendu West Bengal, IN 1 9
Rao, Shyam Vasudeva West Bengal, IN 10 17
Roy, Anirban West Bengal, IN 210 3325
Vincent, Lloyd West Bengal, IN 4 51

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  • 9 Citation Count
  • D01D Class
  • 33.33 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges346151101 - 1011 - 2021 - 3031 - 4005101520253035404550556065

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