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:
Jun. 11, 2002
Filed:
Sep. 06, 2000
Applicant:
Inventors:
Naoki Ishii, Kanagawa, JP;
Takashi Kaneko, Kanagawa, JP;
Shin Sumimoto, Ono, JP;
Hideki Yamamoto, Hyogo, JP;
Ichiro Nagao, Kobe, JP;
Assignee:
Terumo Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 1/400 ;
U.S. Cl.
CPC ...
C22C 1/400 ;
Abstract
The diamter of &bgr;-titanium alloy wire is reduced by cold wire-drawing and the &bgr;-titanium alloy wire is subjected to heat treatment. The heat treatment comprises the first aging process for precipitation strengthening and the second aging process for removing processing strain. &bgr;-titanium alloy wire is heat-treated under the supply of tension at the second aging process.