Class B43L : ARTICLES FOR WRITING OR DRAWING UPON; ACCESSORIES FOR WRITING OR DRAWING
Subclass 7/10: Straightedges (guides for rulers other than for T-squares B43L 13/04; curve rulers or templets B43L 13/2; straightedges characterised by the provision of indicia or the like for measuring, e.g. rulers or tapes with measuring scales or marks for direct reading, G01B) Plural straightedges relatively movable
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11801707 | Cement siding tolerance device and measurement tool | Sep 18, 20 | Oct 31, 23 | Not available |
| 11490832 | Method and apparatus for determining acetabular component positioning | Aug 30, 19 | Nov 08, 22 | Not available |
| 11440338 | Artist perspective tool | Nov 10, 20 | Sep 13, 22 | Not available |
| 11293741 | Sizing tool | Aug 09, 19 | Apr 05, 22 | Not available |
| 11267120 | Elliptical arch scribbing tool and method | Feb 26, 20 | Mar 08, 22 | Not available |
| 10850554 | Artist perspective tool | Dec 10, 18 | Dec 01, 20 | Not available |
| 10549572 | Line-marking tool | Jan 15, 18 | Feb 04, 20 | Not available |
| 10539405 | Jig of spirit level clamping aid tools, squares and hand clamps | Dec 23, 16 | Jan 21, 20 | Not available |
| 10532603 | Adjustable carpenters square and method of use | Jan 23, 18 | Jan 14, 20 | Woodpeckers, LLC |
| 10443997 | Angle finder protractor | May 24, 19 | Oct 15, 19 | Not available |
| 10398455 | Method and apparatus for determining acetabular component positioning | Oct 20, 16 | Sep 03, 19 | Not available |
| 10345090 | Angle finder protractor | Nov 27, 16 | Jul 09, 19 | Not available |
| 9986857 | Adjustable picture frame tool | Sep 28, 16 | Jun 05, 18 | Not available |
| 9931885 | Pipe fitter square | Jan 15, 15 | Apr 03, 18 | Not available |
| 9920539 | Adjustable arch measuring tool and associated use thereof | May 11, 16 | Mar 20, 18 | Not available |
| 9897427 | Educational ruler | Nov 12, 13 | Feb 20, 18 | XING, HAOYU, Shang, Zhi, |
| 9757976 | Assembly and method for taping walls for painting stripes and patterns | Nov 10, 14 | Sep 12, 17 | MENENDEZ, PHILLIP |
| 9731545 | Pivoting construction square and multipurpose measuring tool | Jun 24, 14 | Aug 15, 17 | Not available |
| 9683381 | Template and method for measuring a rafter | Oct 14, 16 | Jun 20, 17 | Not available |
| 9599447 | Large T-square protractor for use in construction | Feb 06, 12 | Mar 21, 17 | Not available |
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
