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, 2002
Filed:
Aug. 17, 2000
Applicant:
Inventors:
Yoshiro Sakai, Ehime, JP;
Masanobu Matsuguchi, Ehime, JP;
Hiroyuki Hara, Ehime, JP;
Sachiko Suzuki, Tokyo, JP;
Nobuaki Honda, Tokyo, JP;
Assignee:
Yamatake-Honeywell Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 2/556 ;
U.S. Cl.
CPC ...
G01N 2/556 ;
Abstract
A hydrophilic polymer material such as polyvinyl alcohol is formed into a porous film ( ). A film (holding film) ( ) made from a hydrophobic polymer material such as polyvinyl acetate is formed on the inner walls of a large number of pores ( ) formed in the porous film ( ). Lithium chloride ( ) is held in these pores ( ).