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:
Aug. 06, 2013
Filed:
Jul. 26, 2007
Applicants:
Yuichi Fukunaga, Chiba, JP;
Toyozo Fujioka, Chiba, JP;
Toshihiro Mine, Chiba, JP;
Inventors:
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/33 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is an immersion oil for microscope including a liquid olefin polymer (A), a liquid diene polymer (B), a diaryl alkane (C), and an alkyl benzene (D), the immersion oil for microscope being capable of maintaining low fluorescence of its own over a long period of time, having good characteristics required for an immersion oil for microscope, such as good refractive index, Abbe number, viscosity, and resolution, and being particularly suitable as an immersion oil for a fluorescence microscope.