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:
Dec. 09, 2003
Filed:
Aug. 24, 2001
Applicant:
Inventors:
William Hyland, Camp Hill, OH (US);
John H. Hallman, New Waverly, TX (US);
Assignee:
Clearwater International, L.L.C., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E03B 7/12 ; E03B 9/04 ; C09K 5/20 ;
U.S. Cl.
CPC ...
E03B 7/12 ; E03B 9/04 ; C09K 5/20 ;
Abstract
Fire hydrants are protected from freezing by including potassium formate, preferably at least 10% by weight, in the water enclosed in them during nonuse.
Hyland, William. (2003). Maintaining readiness in fire hydrants (U.S. Patent No. 6659123). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6659123
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile