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:
Nov. 23, 1999
Filed:
May. 17, 1996
Applicant:
Inventors:
Jerome J Veltman, Caledonia, WI (US);
Russell B Wortley, Somers, WI (US);
Assignee:
S. C. Johnson & Son, Inc., Racine, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; B08B / ;
U.S. Cl.
CPC ...
510191 ; 510192 ; 510445 ; 510446 ; 510447 ; 510473 ; 510495 ; 42271 ; 134 34 ; 134 42 ;
Abstract
A toilet cleansing block contains anionic surfactant such as a sulfonate, linear primary alcohol such as Neodol 23, and binder such as hydroxy ethyl cellulose. The block erodes very slowly, yet at essentially identical rates in hard or soft water. The block is for immersion in toilet tanks.