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:
Oct. 12, 2004
Filed:
May. 15, 2002
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q 1/02 ;
U.S. Cl.
CPC ...
C12Q 1/02 ;
Abstract
A method or an apparatus for selecting oocytes or eggs based on at least one objective criterion, such as membrane potential, comprises a step or means for selecting a plurality of oocytes or eggs having a certain size with a filter or the like, and a step or means for measuring a membrane potential of each of the oocytes or eggs thereby sorting out those with a membrane potential within a specified range. The selected oocytes or eggs are sold or transferred together with the measurement information or an injected sample of interest.