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.:

US 7784143 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 31, 2010

Filed:

Mar. 09, 2006
Applicant:

Scott A. Murray, Lenexa, KS (US);

Inventor:

Scott A. Murray, Lenexa, KS (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E04F 21/16 (2006.01); B05C 17/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is directed generally to tools that are made, at least in part, more durable, particularly one or more working surface(s) of the tools. For example, various tools such as trowels, knives, and scrappers may be made having at least a portion of their blades heat treated to make at least their working edges more durable and extend their useful lives. For example, in one embodiment, a trowel blade may have at least one texturing edge that has been at least partially heat treated.


Find Patent Forward Citations

Murray, Scott. (2010). Apparatus for building tools (U.S. Patent No. 7784143). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7784143

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