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, 2000

Filed:

Jul. 29, 1997
Applicant:
Inventors:

John Bennett Fenn, Branford, CT (US);

Chin-Kai Meng, Hockessin, DE (US);

Assignee:

Analytica of Branford, Inc., Branford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
250288 ; 250282 ;
Abstract

The present invention is a new composition of matter, which is a population of multiply charged ions, formed by dispersing a solution containing an analyte into a bath gas as highly charged droplets. The analyte is generally a compound of high molecular weight and is of biochemical interest. Additionally, the invention is a method for calculating the molecular weight of the analyte from the measured mass values of the highly charged ions.


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