Patents
Hartman Products’ patents
| Product | US Patent No. | Title | Date patent awarded | Date status updated on website |
|---|---|---|---|---|
| Wood Hole Plugs / Cheap‑O Hole Plugs | 100,94,128 | Adjustable Hole Cover | 2018 Oct 9 |
30 Nov 2018 |
| Escalator Step Covers | D768,043 S | Step Cover | 2016 Oct 4 |
28 Nov 2018 |
| Wattle Stake Driver | 9,453,321 | Stake Driver Apparatus | 2016 Sept 27 |
28 Nov 2018 |
| The Dumper | 6474929 B1 | Linear Incline Lift and Dump Device | 2002 Nov 5 |
30 Nov 2018 |
| Hartman Hole Domes | 10,640,996 B2 | The “Hole Plug Plus” | 2020 May 5 |
02 Jun 2020 |
| Bollard Lifter | (pending) | Bollard Pipe Lifter | (pending) | 02 Jun 2020 |
