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:
May. 31, 1977
Filed:
Aug. 11, 1976
Applicant:
Inventor:
Douglas Patton Logan, Coraopolis, PA (US);
Assignee:
Calgon Corporation, Pittsburgh, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2323 / ; 2325 / ; 252408 ;
Abstract
Solid metal carboxylate composition which is used to detect the presence of sulfide in high pH aqueous streams.
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Logan, Douglas. (1977). Sulfide detection device (U.S. Patent No. 4026667). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4026667
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