| 9920541 | Scaffolding pipe of a structural scaffolding system and scaffolding element | Jan 19, 16 | Mar 20, 18 | PERI GMBH |
| 9719267 | High capacity vertical member for use with modular scaffolding | Oct 01, 14 | Aug 01, 17 | ATHOS CONSTRUCTION PRODUCTS INC. |
| 9580919 | Scaffold with scaffolding elements and methods for erection thereof | Mar 17, 11 | Feb 28, 17 | Not available |
| 9556624 | Scaffold system | Jun 26, 15 | Jan 31, 17 | Utility Service Co., Inc. |
| 9546489 | Formwork support scaffold structure | Aug 02, 13 | Jan 17, 17 | Form 700 Pty Ltd |
| 9297172 | Scaffold with handrail frames provided with post sections | Mar 19, 08 | Mar 29, 16 | XS Platforms Holding B.V., XSPLATFORMS HOLDING B.V., |
| 8978822 | Vertical frame of metal | Oct 05, 07 | Mar 17, 15 | WILHELM LAYHER VERWALTUNGS-GMBH |
| 8931594 | Prop for a three-dimensional framework, connecting assembly for a railing device, and method for attaching a railing device to a prop | Oct 15, 09 | Jan 13, 15 | WILHELM LAYHER VERWALTUNGS-GMBH |
| 7413365 | Connecting construction for components of a system frame, coupling unit and framework | Jul 18, 03 | Aug 19, 08 | WILHELM LAYHER VERWALTUNGS-GMBH |
| 7017710 | Scaffolding | Apr 03, 01 | Mar 28, 06 | Not available |
| 6027276 | Scaffolding node | Apr 22, 98 | Feb 22, 00 | PERI GMBH |
| 5941345 | Scaffold cross member and modular support assembly | Apr 09, 98 | Aug 24, 99 | BRAND SERVICES, LLC |
| 5810114 | Scaffolding | Mar 04, 97 | Sep 22, 98 | WCM DEVELOPMENT COMPANY, LLC |
| 5462134 | Scaffolding construction, in particular means for joining two or more of its posts in vertical position | Dec 14, 93 | Oct 31, 95 | SGB Holdings Ltd. for These Research & Development Dept. Holland |
| 5456334 | Scaffolding for use by bricklayers when working at elevated locations | May 31, 94 | Oct 10, 95 | Not available |
| 5400870 | Scaffolding frame system | Feb 22, 94 | Mar 28, 95 | Alinco Incorporated |
| 5385215 | Scaffolding jack system | Apr 01, 94 | Jan 31, 95 | Not available |
| 5145030 | Guard rail post | Sep 11, 91 | Sep 08, 92 | Waco International Corporation |
| 5135077 | Scaffolding system | Aug 12, 91 | Aug 04, 92 | Universal Builders Supply, Inc. |
| 4891926 | Walk-through scaffolding construction | Jan 12, 89 | Jan 09, 90 | Not available |