LOW COST SPINNING AND FABRICATION OF HIGH EFFICIENCY (HE) HAEMODIALYSIS FIBERS AND METHOD THEREOF
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Jan 14, 2016
app pub date -
Jan 16, 2015
filing date -
Jul 11, 2014
priority date (Note) -
Published
status (Latency Note)
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Abstract
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.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
INDIAN INSTITUTE OF TECHNOLOGY KHARAGPUR | SPONSORED RESEARCH & INDUSTRIAL CONSULTANCY INDIAN INSTITUE OF TECHNOLOGY KHARAGPUR KHARAGPUR 721302 |
International Classification(s)

- 2015 Application Filing Year
- D01D Class
- 276 Applications Filed
- 191 Patents Issued To-Date
- 69.21 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
De, Sirshendu | West Bengal, IN | 1 | 9 |
# of filed Patents : 1 Total Citations : 9 | |||
Rao, Shyam Vasudeva | West Bengal, IN | 10 | 17 |
# of filed Patents : 10 Total Citations : 17 | |||
Roy, Anirban | West Bengal, IN | 210 | 3325 |
# of filed Patents : 210 Total Citations : 3325 | |||
Vincent, Lloyd | West Bengal, IN | 4 | 51 |
# of filed Patents : 4 Total Citations : 51 |
Cited Art Landscape
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Patent Citation Ranking
- 9 Citation Count
- D01D Class
- 33.33 % this patent is cited more than
- 9 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 14, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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