Patent ID: 9267527
Filing Date: 2016-02-23
CPC Classification: E04B,E04C,F16B

Claim Text:
1. A stand-off fastener, comprising: a head portion having a shape with two or more flat sides comprising a first head end and a second head end, a stand-off portion comprising a first stand-off end and a second stand-off end, with the second stand-off end integrally coupled to the first head end of the head portion, a threaded portion comprising a first threaded end and a second threaded end, with the first threaded end integrally coupled to the second head end of the head portion along rotational axis of the stand-off fastener, such that the head portion with the two or more flat sides of the stand-off fastener is located between the stand-off portion and the threaded portion and configured to receive a driver to drive the stand-off fastener into a metal structure, a thread-forming portion integrally coupled to the threaded portion along rotational axis of the stand-off fastener, having lobes adapted to enable formation of threads into the metal structure, and wherein the stand-off fastener is adapted to be screwed by the head portion with the two or more flat sides into the metal structure and the first stand-off end of the stand-off portion is configured for encapsulation within a cementitious material formed on the metal structure.