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:
Jan. 15, 1985
Filed:
Sep. 28, 1983
Applicant:
Inventors:
Masao Yamamoto, Tokyo, JP;
Takashi Yebisuya, Kawasaki, JP;
Mituo Kawai, Yokohama, JP;
Koichi Tajima, Yokohama, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
7512 / ; 7512 / ; 7512 / ;
Abstract
Disclosed is a corrosion-resistant non-magnetic steel comprising, in terms of weight percentage, 0.4% or less of carbon, above 0.3% but up to 1% of nitrogen, 2% of less of silicon, 12 to 20% of chromium, 13 to 25% of manganese and the balance consisting substantially of iron, the total content of the chromium and manganese being at least 30%.
Yamamoto, Masao. (1985). Corrosion-resistant non-magnetic steel retaining ring for a generator (U.S. Patent No. 4493733). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4493733
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile