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:
Jul. 12, 1994
Filed:
May. 04, 1990
Applicant:
Inventors:
Michael A Hasting, Ridgecrest, CA (US);
Geoffrey A Lindsay, Ridgecrest, CA (US);
Michael A Gustavson, Southworth, WA (US);
Assignee:
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
252181 ; 252180 ; 252 82 ; 252146 ;
Abstract
A soluble, extended-release composition containing a benign acidic agent preventing and dissolving plaque build-up in pipes on board a ship which is not environmentally harmful. The composition can be manufactured into a self-contained, safe to use unit which is easy to dispense, easy to monitor, and leaves no waste product to be manually disposed of.