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. 10, 1992
Filed:
Apr. 02, 1990
Applicant:
Inventor:
Kenneth R Hayes, Sergeantsville, NJ (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ;
U.S. Cl.
CPC ...
435 29 ; 424-9 ; 435 31 ; 435 34 ; 435-4 ;
Abstract
The present invention relates to a novel assay for determining levels of toxicants in aqueous environments, preferably in water supplies. The present invention also relates to a method for utilizing the assay to test the level of toxicants in an aquatic source. Further embodiments of the present invention relate to a test kit embodying the assay of the present invention. More specifically the assay involves the use of enzyme substrates having an umbelliferyl group and multi-cellular organisms having bodies which fluoresce.