08147773 is referenced by 3 patents and cites 52 patents.

A fluid dispenser useful in automated biological reaction systems comprising a barrel having a reservoir chamber, the barrel having an upper portion and a lower portion, a cap located on top of the upper portion of the barrel and connected to the reservoir chamber, the cap having an external surface with at least one hole therethrough, a valve comprising a biasing member and a hole sealer, the valve being located in the hole in the cap at the point where a downward force is applied against the cap, a coupler having a dispense chamber, the coupler being coaxial with the barrel and wherein the barrel lower portion moves into the dispense chamber during dispensing of fluid, and a vent located between the cap and the reservoir chamber, the vent including a vent opening and a vent material composed of oliophobic material.

Title
Method and apparatus for modifying pressure within a fluid dispenser
Application Number
13/50707
Publication Number
8147773 (B2)
Application Date
March 17, 2011
Publication Date
April 3, 2012
Inventor
Wayne Showalter
Tucson
AZ, US
William Richards
Tucson
AZ, US
Stephen Mead
Bradenton
FL, US
Brian McGraw
Tucson
AZ, US
Darin McDaniel
Tucson
AZ, US
Bronwen Heilman
Tucson
AZ, US
Anthony Ford
Tucson
AZ, US
Bobbi Druyor Sanchez
Mesa
AZ, US
Vincent R Rizzo Jr
Tucson
AZ, US
Charles D Lemme
Tucson
AZ, US
Agent
Huw R Jones Esq
Hayes Soloway P C
Assignee
Ventana Medical Systems
AZ, US
IPC
B01L 3/02
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