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:
Mar. 28, 2006
Filed:
Sep. 13, 2002
Applicant:
Wayne Spears, Ketchikan, AK (US);
Inventor:
Wayne Spears, Ketchikan, AK (US);
Assignee:
Spears Manufacturing Co., Sylmar, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A strengthened pipe fitting has an internally threaded surface and a compression band. The compression band is sized to compress the internally threaded surface sufficiently so that the pipe fitting is subjected to a compressive preload. The compression band is covered with a non-corrosive material.