The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 2000
Filed:
Feb. 18, 1998
Applicant:
Inventor:
Robert Richard Demers, Middlesex, NJ (US);
Assignee:
Orchid Biocomputer, Inc., Princeton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
422100 ; 422 81 ; 422103 ; 436180 ; 222394 ;
Abstract
Provided is a liquid dispensing device for delivering defined volumes comprising (a) a reagent fill channel, (b) one or more metering capillaries connected to the reagent fill channel and having an exit, and (c) one or more sources of gas connected to the reagent fill channel, wherein after filing the one or more metering capillaries the reagent fill channel can be drained of liquid while liquid is retained in the one or more metering capillaries, and the source of gas can be operated to eject the liquid in the metering capillaries.