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:
Aug. 08, 2006
Filed:
Apr. 16, 2004
Applicant:
Thomas P. Foran, Shorewood, WI (US);
Inventor:
Thomas P. Foran, Shorewood, WI (US);
Assignee:
Empire Level Mfg. Corp., Mukwonago, WI (US);
Primary Examiner:
Int. Cl.
CPC ...
G01C 9/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A vial for use in a level and a method of forming such a vial are disclosed. The vial includes a cylinder having an inner surface defining a cavity, and a material molded around the cylinder. The vial preferably includes at least one marker ring positioned between the cylinder and the material. The method comprises providing the cylinder; molding a material around the cylinder; machining the inner surface to a desired shape; and positioning a bubble in the cavity.