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:
Dec. 31, 1985
Filed:
Mar. 13, 1984
Applicant:
Inventors:
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B / ;
U.S. Cl.
CPC ...
1566 / ; 1641222 ;
Abstract
A process for the production of columnarly grown blocks of silicon containing coarsely crystalline regions comprising cooling a silicon melt in a mold, selectively effecting solidification at the melt surface and advancing the solidification front downwardly. The blocks can be sawed into chips, useful for solar cells.
Schwirtlich, Ingo. (1985). Process for the production of coarsely crystalline silicon (U.S. Patent No. 4561930). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4561930
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile