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. 08, 1992
Filed:
Apr. 09, 1989
Applicant:
Inventors:
Malcolm L Gefter, Weston, MA (US);
Mark Ptashne, Cambridge, MA (US);
Jacqueline Sharon, Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ;
U.S. Cl.
CPC ...
5303873 ; 5303877 ; 5303915 ; 5303919 ; 435174 ; 435188 ; 435 697 ; 435194 ; 4353201 ;
Abstract
Chimeric antibodies comprised of the variable region of an antibody chain contiguous with a polypeptide other than the constant region of that antibody chain are disclosed. Such chimeric antibodies can be comprised of the variable region of a chain of an immunoglobulin of selected specificity and an extrinsic polypeptide. In addition to the variable region of a chain of an immunoglobulin of selected specifity and an extrinsic polypeptide, the chimeric antibodies can include at least a portion of the constant region of an immunoglob