Patent ID: 9346046
Filing Date: 2016-05-24
CPC Classification: B01L,B23P,Y10T

Claim Text:
1. A sintered porous plastic pipette plug, comprising: a rigid cylindrical body having a cross sectional area configured to fit into a serological pipette, a first end and a second end, wherein each of the first end and the second end comprise a tapered tip structure with a cross sectional area of the tapered tip being at least 5% less than the cross sectional area of the cylindrical body, wherein in use, the tapered tip structure inserted into the serological pipette corrects for misalignment of the plug relative to the serological pipette, wherein the plug has a length of about 5-15 mm and a length to diameter ratio greater than about 1, a water intrusion pressure greater than about 0.2 bar, and wherein the sintered porous plastic plug blocks passage of over about 95% of aerosol particles.