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:
Dec. 07, 2021

Filed:

May. 06, 2020
Applicant:

Cytoveris Inc., Farmington, CT (US);

Inventor:

Alan Kersey, South Glastonbury, CT (US);

Assignee:

CytoVeris, Inc., Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/44 (2006.01); G01N 21/64 (2006.01); G01N 21/65 (2006.01);
U.S. Cl.
CPC ...
G01J 3/44 (2013.01); G01N 21/6486 (2013.01); G01N 21/65 (2013.01); G01J 2003/4424 (2013.01);
Abstract

A method and apparatus for determining a level of background fluorescent light produced during photometric interrogation of a sample is provided. The method includes applying an excitation light to a sample using a laser at a plurality linewidths different from one another, the excitation light at each of the plurality of different linewidths applied at an excitation wavelength operable to cause emission of light from the sample, the light emitted from the sample including Raman scattered light and background fluorescent light; detecting light emitted from the tissue sample at each of the plurality of linewidths using a detector and producing light signals representative of the detected light; and determining a level of the background fluorescent using the light signals representative of the detected light for each of the plurality of different linewidths.


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