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:
Mar. 29, 1994
Filed:
Jan. 17, 1992
Applicant:
Inventors:
Philippe Knauth, Marseille Cedex, DE;
Ingo Schwirtlich, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B / ;
U.S. Cl.
CPC ...
1566201 ; 156608 ; 156622 ; 156D / ; 156D / ; 164462 ; 164463 ;
Abstract
Silicon wafers useful in solar cells or wafers of metal are produced by a process for producing wafers of predetermined dimensions by the sheet drawing process in which a melt of the wafer material is crystallized on a substrate wherein the substrate surface is modified by changing the wetting behavior of the substrate toward the melt.
Quick Actions:
Knauth, Philippe. (1994). Process for the production of metal wafers and the use of silicon wafers (U.S. Patent No. 5298109). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5298109
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile