Coextruded plastic capillary tube
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United States of America Patent
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Jun 20, 2017
Grant Date -
Oct 22, 2015
app pub date -
Apr 18, 2014
filing date -
Apr 18, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Coextruded plastic capillary tube and method of manufacturing a coextruded tube for collecting a volume of liquid. The tube is disposable, inexpensive to manufacture and can reliably draw blood and other aqueous based fluids into the tube by capillary action, at a fluid uptake level comparable to glass and other commercially pre-treated plastic tubes, without requiring further interior coating.
First Claim
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International Classification(s)
- F16L:PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR ....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B01L:CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENE....
- G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
- A61B:DIAGNOSIS; SURGERY; IDENTIFICATION
- B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
- B29L:INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RE....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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