Patents
The following Work Sharp, LLC products are protected by patents in the U.S. and elsewhere. This website is provided to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act, and to serve as notice under 35 U.S.C §287(a). The following list of Work Sharp, LLC products may not be all-inclusive, and other products not listed here may be protected by one or more patents.
| Product | US Patents | Other Patents | Marking |
|---|---|---|---|
| WSEDCPVT (Pivot) | US11192217, USD929841 | CN306635764 | PATENTED |
| WSEDCPVP (Pivot Plus) | US11192217, USD929843 | CN306635763 | PATENTED |
| WSHHDPVT (Pivot Pro) | US11192217, USD929842 | CN306379580S | PATENTED |
| WSBCHBSS (Benchstone) | US9216487 | PATENTED | |
| WSBCHWHT (Whetstone) | USD989591 | EU0087834920001, CN307357266S | PATENTED |
| WSBCHPAJ (Precision Adjust) WSBCHPAJ-ELT (Precision Adjust Elite) |
US11498186, US11554456, USD986708, USD977324, USD987402,US USD985350 | CN307299563S, CN307218964S, CN307290311S, CN307307204S | PATENTED |
| WSBCHPAJ-PRO (Pro Precision Adjust) | PATENT PENDING | ||
| WSBCHAGS (Angle Set) | USD944618 | – | PATENTED |
| WSGPS (Pocket Knife Sharpener) | US9039494 | – | PATENTED |
| WSGFS (Guided Field Sharpener) | US8790162, US9039494, US9216487, US9623533 | – | PATENTED |
| Benchmade GFS | US8790162, US9039494, US9623533 | – | PATENTED |
| WSGSS (Guided Sharpening System) | US8790162, US9039494, US9216487, US9623533 | – | PATENTED |
| WSGSS Upgrade Kit (WSSA0003300) | US8790162, US9623533 | – | PATENTED |
| Benchmade 50082 | US8790162, US9623533 | – | PATENTED |
| Benchmade 50080 | US8790162, US9623533 | – | PATENTED |
| Benchmade EDC Edge Maintenance Tool | USD911142, US11267103 | CN306110983S | PATENTED |
| WSCMB (Combo Knife Sharpener) | US8696407, US9731395, US9849556, US9956662, US10124458, USD829070 | PATENTED | |
| WSKTS2 (Knife & Tool Sharpener MK.2) | US8696407, US9731395, US8784162, US9358654, US9849556, US9956662, US10124458 | CA207819, CA207820, CN307310650S, CN307299579S | PATENTED |
| WSKTS (Knife & Tool Sharpener) | US8696407, US8784162, US8998680, US9358654, US9849556, US9956662, US10124458 | PATENTED | |
| WSKTS-KO (Ken Onion Edition Knife & Tool Sharpener) | US8696407, US9333612, US9358654, US9808901, US9849556, US9956662, US10124458, US10421171, USD723895, USD730137 | PATENTED | |
| WSKTS-KO-ELT (Elite Knife Sharpening Solution) | US8784162 | PATENTED | |
| WS3000 (WS3000 Woodworking Tool Sharpener) | US8512103, US9168626 | PATENTED | |
| CPE5-NH (Professional Electric Kitchen Sharpener) | US8696407, US9358654, US9731395, US9808902, US9808901, US9849556, US9956662, US10099336, US10124458, US10421171, USD852599, | EP3414047, CN108698186A | PATENTED |
| E3WU (E3 Electric Knife Sharpener) | US8696407, US9358654, US9731395, US9808902, US9808901, US9849556, US9956662, US10099336, US10124458, US10421171, USD852600 | EP3414047, CN108698186A | PATENTED |
| CPE2 (Electric Knife Sharpener) | USD910398, US9302364, US9808902, US10099336, US10850361 | EP3414047, CN306291648S, CN108698186A | PATENTED |
| WSKTNKES (Kitchen Edge Knife Sharpener) | US11192217 | GB6198773, EU009062920-0002, AU202211679 | PATENT PENDING |
| WSKTNCHR (Ceramic Honing Rod) | GB6198774, EU009062920-0003, AU202211684 | PATENT PENDING | |
| WSKTNPTS (Pull Through Knife Sharpener) | GB6198772, EU009062920-0001, AU202211805 | PATENT PENDING | |
| WSKTNRKS (Rolling Knife Sharpener) | PATENT PENDING |