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. 18, 2007
Filed:
Apr. 27, 2005
Applicant:
Thomas Ayrle, Obermeitingen, DE;
Inventor:
Thomas Ayrle, Obermeitingen, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 39/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sprue dowel has a radially projecting embeddable portion () and an attachment portion () formed as a hollow cylindrical shaft () provided with a plurality of spaced from each other, furrowed retaining projections () formed on an outer circumference of the shaft and extending parallel to a longitudinal axis () of the sprue dowel ().