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:
Nov. 12, 1991
Filed:
Aug. 08, 1990
Applicant:
Inventor:
Daniel Armstrong, Rolla, MO (US);
Assignee:
Advanced Separation Technologies Inc., Whippany, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ; C08B / ;
U.S. Cl.
CPC ...
536-11 ; 536103 ;
Abstract
The media is an ether derivative of cyclodextrin such as a permethylated hydroxy ether of cyclodextrin or a dialkyl trifluoroacetyl ether derivative of cyclodextrin and is used in capillary gas chromatographic columns. Particular benefit is obtained using the ether derivative of cyclodextrin in a fused silica capillary.
Armstrong, Daniel. (1991). Chiral separation media (U.S. Patent No. 5064944). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5064944
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile