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. 10, 1991
Filed:
Oct. 16, 1989
Applicant:
Inventors:
Rolf Rietzscher, Mettmann, DE;
Axel Rudolph, Mettmann, DE;
Assignee:
Georg Fischer AG, Schaffhausen, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23K / ;
U.S. Cl.
CPC ...
110106 ; 110265 ; 432 99 ;
Rietzscher, Rolf. (1991). Process and device to feed additives into a shaft or cupola furnace (U.S. Patent No. 5070797). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5070797
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile