Masonry screw anchor
USRE34969E · kind E · reissue
16Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 1993 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Aug 27, 2013 |
Classification
- Technology area (CPC —)General
Abstract
A masonry screw anchor having two different constant diameter shank portions connected via a taper. Each portion has a set of constant diameter threads and intermediate smaller diameter protrusions with the threads and protrusions on the larger diameter shank portion being larger in diameter than the diameter of the threads and protrusions on the smaller diameter portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.