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.

Date of Patent:
Sep. 12, 2023

Filed:

Dec. 05, 2022
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Benjamin H. Wunsch, Mt. Kisco, NY (US);

Joshua T. Smith, Croton on Hudson, NY (US);

Sung-Cheol Kim, Croton on Hudson, NY (US);

Stacey M. Gifford, Fairfield, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 1/40 (2006.01); B01D 29/44 (2006.01); B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
G01N 1/4077 (2013.01); B01D 29/44 (2013.01); B01L 3/502746 (2013.01); B01L 3/502761 (2013.01); B01L 2200/0647 (2013.01); B01L 2200/0652 (2013.01); B01L 2300/0858 (2013.01); B01L 2400/086 (2013.01);
Abstract

Microscale and/or mesoscale condenser arrays that can facilitate microfluidic separation and/or purification of mesoscale and/or nanoscale particles and methods of operation are described herein. An apparatus comprises a condenser array comprising pillars arranged in a plurality of columns, wherein a pillar gap greater than or equal to about 0.5 micrometers is located between a first pillar of the pillars in a first column of the columns and a second pillar of the plurality of pillars in the first column, and wherein the first pillar is adjacent to the second pillar. The first ratio can be characterized by D/Dis less than or equal to a first defined value, wherein Drepresents a first distance across the lattice in a first direction, wherein Drepresents a second distance across the lattice in a second direction, and wherein the first direction is orthogonal to the second direction.


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