Class B43L : ARTICLES FOR WRITING OR DRAWING UPON; ACCESSORIES FOR WRITING OR DRAWING
Subclass 7/02: 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) T-squares
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12208641 | Handwriting tool and method of use | Sep 06, 24 | Jan 28, 25 | Not available |
| 11890891 | Tool having a workpiece-engaging structure that positively positions the tool relative to the workpiece | Mar 21, 22 | Feb 06, 24 | Not available |
| 11845299 | Speed square with extension | Dec 15, 22 | Dec 19, 23 | Apex Brands, Inc. |
| 11839967 | Tool for marking sheet metal and method of use | May 22, 23 | Dec 12, 23 | Not available |
| 11554604 | Speed square with extension | Aug 20, 21 | Jan 17, 23 | Apex Brands, Inc. |
| 11465437 | Speed square with extension | Mar 16, 22 | Oct 11, 22 | Apex Brands, Inc. |
| 11325413 | Speed square with extension | Oct 08, 21 | May 10, 22 | Apex Brands, Inc. |
| 11161366 | Speed square with extension | Oct 24, 17 | Nov 02, 21 | Apex Brands, Inc. |
| 11161365 | Slotted ruler | Jan 16, 19 | Nov 02, 21 | MY SWEET PETUNIA, INC. |
| 11142018 | Construction square | Oct 04, 19 | Oct 12, 21 | 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 |
| 10064490 | Template for positioning multiple seats in a row | Oct 14, 16 | Sep 04, 18 | Not available |
| 9709398 | Footer square apparatuses | Oct 10, 14 | Jul 18, 17 | Not available |
| 9644373 | Tool for facilitating the cutting of shingles | Sep 18, 15 | May 09, 17 | Not available |
| 9259958 | T-square | Aug 15, 13 | Feb 16, 16 | STANLEY BLACK & DECKER, INC. |
| 7647705 | T-square with finger guard | Nov 08, 07 | Jan 19, 10 | UNITED STATES GYPSUM COMPANY |
| 7204031 | Telescoping T-square | Jul 22, 05 | Apr 17, 07 | Not available |
| 5349758 | Woodworking square having multiple uses | Oct 28, 92 | Sep 27, 94 | Not available |
| 5103570 | Square relief device | Jan 30, 91 | Apr 14, 92 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0408,240 | TRIM SQUARE WITH POSITIONABLE BASE | Nov 02, 21 | Dec 21, 23 | Not available |
| 2022/0297,469 | TOOL HAVING A WORKPIECE-ENGAGING STRUCTURE THAT POSITIVELY POSITIONS THE TOOL RELATIVE TO THE WORKPIECE | Mar 21, 22 | Sep 22, 22 | Not available |
| 2020/0158,485 | Multi function gauges which expand the uses of carpenters steel squares | Nov 20, 18 | May 21, 20 | Not available |
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
