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. 09, 2025
Filed:
Jul. 12, 2021
Applicant:
Dh Technologies Development Pte. Ltd., Singapore, SG;
Inventors:
Takashi Baba, Richmond Hill, CA;
Kaoru Karasawa, Tokyo, JP;
Assignee:
DH TECHNOLOGIES DEVELOPMENT PTE. LTD., Singapore, SG;
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); H01J 49/06 (2006.01);
U.S. Cl.
CPC ...
H01J 49/0045 (2013.01); H01J 49/062 (2013.01);
Abstract
In one aspect, a method of performing mass spectrometry is disclosed, which comprises ionizing a plurality of oligonucleotides to generate a plurality of negatively charged oligonucleotide ions, and interacting a plurality of charged reagent ions with the negatively charged oligonucleotide ions to reduce the negative charge state of the negatively charged oligonucleotide ions.