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:
Sep. 18, 1979
Filed:
Feb. 25, 1977
Applicant:
Inventors:
Ludwig Roselius, Bremen, DE;
Hans-Albert Kurzhals, Heissenbuttel, DE;
Klaus F Sylla, Bremen, DE;
Peter Hubert, Bremen-Lesum, DE;
Assignee:
HAG Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A23F / ;
U.S. Cl.
CPC ...
426312 ; 426318 ; 426319 ; 426478 ; 426481 ;
Abstract
A method of producing coffee low in undesired stimulants by removing coffee wax from unroasted coffee by the use of a supercritical fluid and absorbing the coffee wax in an absorbent precharged with pure caffeine.