| Patents for F16B 25 - Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws (3,519) |
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| 12/22/1987 | CA1230509A1 Thread form for soft material |
| 11/24/1987 | US4708557 Drill screw |
| 11/12/1987 | DE3615271A1 Screw for plastic expansion dowel |
| 10/06/1987 | US4697969 Wood screw |
| 09/16/1987 | EP0237505A1 Anchoring member for permanent anchorage in bone tissue |
| 09/15/1987 | US4693654 Self-drilling, self-tapping fastener |
| 09/09/1987 | CN86208237U Labour-saving wood screw |
| 09/08/1987 | US4692080 Self drilling fasteners and process for making the same |
| 08/11/1987 | CA1225264A2 Self thread creating fastener |
| 07/07/1987 | US4677703 Dies for forming drilling screws |
| 06/17/1987 | CN86207303U Beating-in screw |
| 06/16/1987 | US4673323 Self tapping stud |
| 04/22/1987 | EP0218604A1 Light gauge self-tapping sheet metal screw |
| 04/07/1987 | US4655661 Self-cutting fast construction screw |
| 04/07/1987 | US4655073 Thread rolling die for self-tapping screw |
| 03/31/1987 | US4653486 Fastener, particularly suited for orthopedic use |
| 03/25/1987 | EP0158663B1 Fastening device for door or window frames |
| 03/24/1987 | US4652194 Anchor bolt |
| 03/24/1987 | CA1219434A1 Process and apparatus for the insertion of threaded rods into bodies and pieces of wood |
| 03/04/1987 | EP0213101A2 A tool, especially for drawing of blind rivets provided with upsetting pins, but also for drilling and screw driving. |
| 03/04/1987 | EP0212638A1 Self-tapping sleeve with an inside thread for plastics |
| 02/24/1987 | US4645396 Wood-metal drill screw |
| 02/11/1987 | CN86104891A Tool, especially for drawind of blind rivets provided with upsetting pins, but also for drilling and screw driving, as well as rivet and drill intended for use in the tool |
| 02/03/1987 | CA1217368A1 Drill screw |
| 01/20/1987 | US4637767 Threaded fastener |
| 01/13/1987 | US4636125 Mounting device and method of use |
| 01/07/1987 | EP0207862A1 Threaded bar like a screw and process for making the same |
| 12/30/1986 | EP0205994A1 Element for fastening construction elements to trim panels consisting of a material with a low inherent stability |
| 11/06/1986 | WO1986006449A1 Light gauge self-tapping sheet metal screw |
| 07/08/1986 | US4599024 Entering end portion of drill screw |
| 06/18/1986 | CN85202600U Screw with a "y" form slot on its head and its special screwdriver |
| 05/21/1986 | EP0181390A1 Wood screw. |
| 05/13/1986 | CA1204310A1 Concrete screw anchor |
| 05/06/1986 | US4586862 Drilling screw |
| 04/29/1986 | US4585109 Motor vehicle clutch control mechanism |
| 04/22/1986 | US4583898 Drill screw and cutters for making same |
| 04/15/1986 | US4581871 Fastener and nosepiece for installing lath |
| 04/09/1986 | EP0176593A1 Fastener, particularly suited for orthopedic use |
| 04/02/1986 | CN85202282U Device for connecting and separating electric wire |
| 03/25/1986 | US4577359 Method of manufacturing a drill screw |
| 03/18/1986 | US4576534 Thread form for soft material |
| 02/25/1986 | US4572875 Blank for a thread forming screw |
| 02/25/1986 | US4572720 Wood screw |
| 02/19/1986 | EP0172130A2 Screw for orthopaedic fixation |
| 02/04/1986 | US4568229 Drill tip and fastener employing same |
| 01/21/1986 | US4565475 Drill point milling machine and method |
| 12/31/1985 | US4561277 Method of making screws and dies therefor |
| 12/05/1985 | WO1985005415A1 Wood screw |
| 11/21/1985 | EP0161250A1 A screw |
| 10/30/1985 | EP0159764A2 A fastener for installing a sheet such as a lath spaced from a support |
| 10/24/1985 | WO1985004568A1 Fastener, particularly suited for orthopedic use |
| 10/23/1985 | EP0159016A1 Screw, especially a wood screw |
| 10/23/1985 | EP0158663A1 Fastening device for door or window frames. |
| 10/01/1985 | US4544313 Self-tapping screw |
| 08/27/1985 | US4537185 Cannulated fixation screw |
| 08/20/1985 | US4536117 Screw fastener |
| 08/13/1985 | US4534690 Assymetrically shaped thread forming screw and method of making same |
| 08/06/1985 | US4532663 Method of manufacturing a drill screw |
| 07/23/1985 | CA1190900A1 Arrangement for detachably securing the side-pieces and shelves in shelving structures made of wood |
| 07/10/1985 | EP0147515A1 Tapping screw for quick construction purposes |
| 07/09/1985 | US4527932 Self-tapping screw |
| 05/22/1985 | EP0142037A1 Universal screw |
| 05/21/1985 | US4518294 Rotary fastener |
| 05/15/1985 | EP0141235A1 Slot screw |
| 05/14/1985 | US4516893 Sheet metal screw |
| 05/02/1985 | EP0139195A1 Method of making screws and dies therefor |
| 04/11/1985 | WO1985001544A1 Fastening device for door or window frames |
| 04/10/1985 | EP0136912A1 Self-drilling screw |
| 04/09/1985 | US4509767 Bicycle chain hangar |
| 03/19/1985 | CA1184053A1 Sheet metal screw |
| 03/06/1985 | EP0133773A1 A screw-threaded fastener |
| 03/05/1985 | US4502199 Inserting self-threaded rods into wooden bodies |
| 01/30/1985 | EP0132389A1 Fastener assemblies for use in building construction |
| 12/27/1984 | CA1179874A Self-drilling screw |
| 12/04/1984 | US4486135 Tapping screw |
| 11/14/1984 | EP0125131A1 Drill tip and fastener employing same |
| 11/06/1984 | US4480951 Self-drilling screw |
| 10/16/1984 | US4477217 Drill and thread forming screw |
| 10/16/1984 | CA1176088A1 Adjustable shim system |
| 10/10/1984 | EP0121333A2 Manufacture of drill screws |
| 10/10/1984 | EP0121108A1 Self-drilling and self-extruding screw |
| 10/09/1984 | CA1175688A1 Drill screw and cutters for making same |
| 07/18/1984 | EP0113390A1 Tapping screw for quick construction |
| 06/21/1984 | WO1984002380A1 A screw |
| 05/30/1984 | EP0109693A1 Connecting device for packaging layers |
| 05/30/1984 | EP0109528A1 Self-tapping threaded insert |
| 05/29/1984 | CA1168002A1 Self thread creating fastener and method and apparatus for making the same |
| 05/22/1984 | US4449874 Self-threading bolt |
| 05/08/1984 | CA1166877A1 Drill screw |
| 04/04/1984 | EP0104552A1 Drill screw |
| 04/04/1984 | EP0104284A1 Combined dental drill and anchor pin |
| 03/27/1984 | US4439077 For retention in a bore |
| 03/20/1984 | US4437804 Mounting element for mounting object to support structure |
| 03/20/1984 | US4437784 Adjustable shim system |
| 03/20/1984 | US4437286 Modular wall panel fastener assembly |
| 03/14/1984 | EP0102605A1 Wood-screw |
| 02/07/1984 | US4430036 Thread forming fastener |
| 01/10/1984 | US4425066 Drill screw |
| 11/15/1983 | US4414966 Fixation pin |
| 11/01/1983 | CA1156070A1 Threaded fastener and structural joint attained therewith |