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The ornamental design of a stair tread having a slip-resistant surface, as shown and described. |
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FIG. 1 is a perspective view of the stair tread having a slip-resistant surface;
FIG. 2 is a left elevation view of the stair tread having a slip-resistant surface;
FIG. 3 is a front elevation view of the stair tread having a slip-resistant surface;
FIG. 4 is a rear elevation view of the stair tread having a slip-resistant surface;
FIG. 5 is a top plan view of the stair tread having a slip-resistant surface; and,
FIG. 6 is a bottom plan view of the stair tread having a slip-resistant surface.
| Patent | Priority | Assignee | Title |
| 11002028, | Jun 01 2017 | GARLAND INDUSTRIES, INC | Stair tread cover |
| 11149452, | Dec 28 2015 | Garland Industries, Inc. | Fiberboard surface protection system |
| 11293193, | Jun 01 2017 | GARLAND INDUSTRIES, INC | Stair tread cover |
| 11486156, | Jun 01 2017 | Garland Industries, Inc. | Stair tread cover |
| 12116842, | May 19 2020 | BOOTHE, DAVID | Auxiliary step platform for ladder |
| 6895717, | Jun 03 2003 | J.D. Grinstead General Construction Company, Inc. | Component and method for restoring a stairway |
| 7073297, | Jun 03 2003 | J. D. Grinstead General Construction Company, Inc. | Component and method for restoring a stairway |
| 7165362, | Jul 15 2002 | Apple Inc | Glass support member |
| 7578371, | Oct 28 2004 | EASY STEP LLC | Universal hinged treads for folding attic stairs |
| 8141321, | Dec 04 2009 | ARCELORMITTAL INVESTIGACION Y DESARROLLO, S L | Stair tread overlay and method |
| 8720158, | Dec 04 2009 | Stair tread overlay and method | |
| D478999, | Jul 15 2002 | APPLE COMPUTER INC | Staircase |
| D519430, | Sep 15 2003 | Removable cover for recreational vehicle step | |
| D519648, | Dec 29 2004 | Rolf Enersen | Step marking profile |
| D536651, | Dec 20 2004 | Step for tubular bars on a truck or SUV | |
| D580579, | Mar 21 2007 | CHIEN LUEN INDUSTRIES CO , LTD , INC | LED solar deck light |
| D661816, | Apr 08 2010 | Stair tread | |
| D784048, | Oct 17 2014 | Reese Enterprises, Inc. | Step cover |
| D936241, | May 01 2019 | GARLAND INDUSTRIES, INC | Stair tread cover |
| D952190, | May 31 2017 | Garland Industries, Inc. | Stair tread cover |
| D953579, | Dec 16 2019 | Stair tread | |
| D956651, | Jun 25 2020 | PREST-O-FIT MANUFACTURING, INC | Wraparound step cover |
| D961117, | Nov 17 2020 | Stair tread | |
| ER2154, | |||
| ER2759, | |||
| ER4453, | |||
| ER7151, | |||
| ER7453, | |||
| ER7506, | |||
| ER769, | |||
| ER8056, | |||
| ER8098, | |||
| ER9653, |
| Patent | Priority | Assignee | Title |
| 195504, | |||
| 4285177, | Jan 07 1980 | American Stair Corporation, Inc. | Reinforced tread assembly |
| 195504, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 08 1996 | Harsco Corporation | (assignment on the face of the patent) | / | |||
| May 01 1998 | Harsco Corporation | Harsco Technologies Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009187 | /0903 | |
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