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. 04, 2001
Filed:
Mar. 21, 2000
Applicant:
Inventors:
Paul Mattle, Widnau, CH;
Ernst Thurnherr, Diepoldsau, CH;
Assignee:
SFS Industrie Holding AG, Heerbrugg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 2/500 ; F16B 3/504 ;
U.S. Cl.
CPC ...
F16B 2/500 ; F16B 3/504 ;
Abstract
In a screw (,) for fastening wooden laths (,) to a roof substructure provided with wooden beams (,) among other alternatives, one threaded portion (,) each adjoining the head (,) of the screw and adjoining a penetrating or boring point (,) is provided, these two threaded portions (,) having the same major diameter. A thread-free shank portion (,) is provided between the two threaded portions (,).