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:
Dec. 13, 2005
Filed:
Nov. 14, 2001
Applicant:
Johann Engelhardt, Bad Schoenborn, DE;
Inventor:
Johann Engelhardt, Bad Schoenborn, DE;
Assignee:
Leica Microsystems Heidelberg GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N021/64 ;
U.S. Cl.
CPC ...
Abstract
An apparatus for measuring the lifetime of an excited state in a specimen is disclosed. The apparatus comprises an electromagnetic energy source () that emits light () of one wavelength. Also provided are a means () for dividing the light () into at least a first and a second partial light beam () and an intermediate element () in at least one partial light beam to influence the transit time.