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:
Mar. 16, 1999
Filed:
Oct. 14, 1997
Applicant:
Inventors:
Assignee:
Radiometer Medical A/S, Bronshoj, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; G01N / ;
U.S. Cl.
CPC ...
534829 ; 534831 ; 534 79 ; 436 79 ; 558400 ; 560255 ;
Abstract
Calix�4!arene compounds are disclosed that can be used as active components in a calcium sensitive sensor. The compounds exhibit strong calcium ion binding selectivity over sodium and potassium ions and they are stable during sterilization.