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:
Oct. 14, 1980
Filed:
May. 15, 1978
Applicant:
Inventors:
Milda M Jakstys, Chicago, IL (US);
Baldwin H Tom, Houston, TX (US);
Barry D Kahan, Houston, TX (US);
Assignee:
Northwestern University, Evanston, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12K / ;
U.S. Cl.
CPC ...
435-1 ; 424 12 ;
Abstract
Carcinoembryonic antigen (CEA) is produced in vitro from the cell lines LS-180 (ATCC No. CL-187), LS-174T (ATCC No. CL-188), and cells derived therefrom. The CEA thus produced can be used as a standard source for radioimmunoassay procedures to determine CEA plasma levels.
Jakstys, Milda. (1980). Process of producing carcinoembryonic antigen (U.S. Patent No. 4228236). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4228236
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile