Stair tread
Description
The evenly dashed broken lines in the drawings illustrate portions of the stair tread, which form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof.
Claims
The ornamental design for a stair tread, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| 1757992 | May 1930 | Chapin |
| D95158 | April 1935 | Surerus |
| D124173 | December 1940 | Galtieri |
| 2265735 | December 1941 | Lambert |
| 2436139 | February 1948 | Clark |
| 2484947 | October 1949 | Hocutt |
| D167994 | October 1952 | McKay |
| 3334456 | August 1967 | Naka |
| 3801424 | April 1974 | Robbins, Jr. |
| 4077825 | March 7, 1978 | Naka |
| 4321293 | March 23, 1982 | Naka |
| 5103608 | April 14, 1992 | Andreo |
| 5461836 | October 31, 1995 | Yang |
| D382352 | August 12, 1997 | Berger |
| D389588 | January 20, 1998 | Dunk |
| D404236 | January 19, 1999 | Bergwall |
| D415575 | October 19, 1999 | Nickel |
| D416158 | November 9, 1999 | Denney |
| 6076936 | June 20, 2000 | George |
| 6173540 | January 16, 2001 | Spivey |
| 6214428 | April 10, 2001 | Henderson |
| 6230454 | May 15, 2001 | Meagher |
| D447249 | August 28, 2001 | Chang |
| 6739097 | May 25, 2004 | Rodin |
| D493897 | August 3, 2004 | Campacci |
| D496472 | September 21, 2004 | Zimmerle |
| 6786300 | September 7, 2004 | Bonifacini |
| D498307 | November 9, 2004 | Zimmerle |
| D500861 | January 11, 2005 | Westby |
| D540094 | April 10, 2007 | Kessler |
| D541396 | April 24, 2007 | Fawcett |
| D555814 | November 20, 2007 | Yin |
| 7464505 | December 16, 2008 | Grenier |
| D587358 | February 24, 2009 | Stephan |
| D593785 | June 9, 2009 | Preda |
| D595079 | June 30, 2009 | Preda |
| 7661241 | February 16, 2010 | Gosis |
| D621961 | August 17, 2010 | Gardner |
| D642702 | August 2, 2011 | Pelini |
| D644743 | September 6, 2011 | Lopez |
| D653893 | February 14, 2012 | Huss |
| D654295 | February 21, 2012 | Preda |
| D655554 | March 13, 2012 | Preda |
| D661816 | June 12, 2012 | Young |
| 8382393 | February 26, 2013 | Phillips |
| D679031 | March 26, 2013 | Amend |
| D682446 | May 14, 2013 | Young |
| D685503 | July 2, 2013 | Gardner |
| 8568202 | October 29, 2013 | Spurgeon |
| D707981 | July 1, 2014 | Allen |
| D714964 | October 7, 2014 | Hoskinson |
| 8857115 | October 14, 2014 | Epple |
| D717969 | November 18, 2014 | Green |
| D718875 | December 2, 2014 | Ramos Moreno |
| D720866 | January 6, 2015 | Gori |
| D721191 | January 13, 2015 | Amend |
| D727532 | April 21, 2015 | Eversley |
| D728128 | April 28, 2015 | Haney |
| D732191 | June 16, 2015 | Price |
| D733326 | June 30, 2015 | Gribble |
| D733933 | July 7, 2015 | Lee |
| D737746 | September 1, 2015 | Wegener |
| D743053 | November 10, 2015 | Glenn |
| D750280 | February 23, 2016 | Bach |
| 9399874 | July 26, 2016 | Spielman |
| D766796 | September 20, 2016 | Huffman |
| D771837 | November 15, 2016 | Astacio |
| D773697 | December 6, 2016 | Amend |
| D784048 | April 18, 2017 | Ellingson |
| D791972 | July 11, 2017 | Goodnow |
| 9719262 | August 1, 2017 | Halischuk |
| 9777535 | October 3, 2017 | Stentiford, Sr. |
| D804058 | November 28, 2017 | Mickelson |
| D806272 | December 26, 2017 | Bach |
| D810324 | February 13, 2018 | Brousseau |
| D811620 | February 27, 2018 | Bernhardsson |
| 9890589 | February 13, 2018 | Goodnow |
| D826429 | August 21, 2018 | Champ |
| D829148 | September 25, 2018 | Joyce |
| D830584 | October 9, 2018 | Comitale |
| 10100517 | October 16, 2018 | Liang |
| D839647 | February 5, 2019 | Hernandez |
| 10273638 | April 30, 2019 | Penland, Jr. |
| D849970 | May 28, 2019 | Bach |
| D874687 | February 4, 2020 | Schluter |
| D875014 | February 11, 2020 | Chen |
| D897000 | September 22, 2020 | Julton |
| D911913 | March 2, 2021 | Tian |
| D915624 | April 6, 2021 | Allen |
| D915625 | April 6, 2021 | Allen |
| D916324 | April 13, 2021 | Pindado |
| D917725 | April 27, 2021 | McWilliams |
| D921927 | June 8, 2021 | Fuller |
| D923202 | June 22, 2021 | Estes |
| D934451 | October 26, 2021 | Jury |
| D934885 | November 2, 2021 | Sung |
| D936241 | November 16, 2021 | Rus |
| D940912 | January 11, 2022 | Savarton |
| 11293193 | April 5, 2022 | Rus |
| D952190 | May 17, 2022 | Rus |
| D953579 | May 31, 2022 | Young |
| 11326351 | May 10, 2022 | Raine |
| D961117 | August 16, 2022 | Young |
| D963199 | September 6, 2022 | Nedza |
| D990712 | June 27, 2023 | Nedza |
| 11708697 | July 25, 2023 | Bremer |
| D997386 | August 29, 2023 | Bremer |
| D1002874 | October 24, 2023 | Gerasi |
| D1004799 | November 14, 2023 | Swier |
| 11892176 | February 6, 2024 | Warneke |
| D1021147 | April 2, 2024 | Young |
| D1052758 | November 26, 2024 | Milman |
| D1085470 | July 22, 2025 | Schluter |
| D1085471 | July 22, 2025 | Schluter |
| D1091984 | September 2, 2025 | Bai |
| D1105504 | December 9, 2025 | Young |
| 20020066242 | June 6, 2002 | Hsu |
| 20040139666 | July 22, 2004 | Kraft |
| 20060003130 | January 5, 2006 | O'Connor |
| 20060196129 | September 7, 2006 | Lin |
| 20060230693 | October 19, 2006 | Giordano |
| 20070028534 | February 8, 2007 | Defehr |
| 20080028699 | February 7, 2008 | Mak |
| 20090145059 | June 11, 2009 | Kay |
| 20090277104 | November 12, 2009 | McCool |
| 20100146879 | June 17, 2010 | Chin |
| 20110131902 | June 9, 2011 | Young |
| 20110179729 | July 28, 2011 | Thompson |
| 20110252725 | October 20, 2011 | Glorgio |
| 20120204502 | August 16, 2012 | Gardner |
| 20120297705 | November 29, 2012 | Kay |
| 20130055666 | March 7, 2013 | Lopez |
| 20130061543 | March 14, 2013 | Council |
| 20130255168 | October 3, 2013 | Keller |
| 20130305635 | November 21, 2013 | McCool |
| 20140174005 | June 26, 2014 | Richard |
| 20140283468 | September 25, 2014 | Weitzer |
| 20140318047 | October 30, 2014 | Mensah |
| 20150322678 | November 12, 2015 | Drevnig |
| 20150361670 | December 17, 2015 | Sgambelluri |
| 20160010339 | January 14, 2016 | Marhevka, Jr. |
| 20160222673 | August 4, 2016 | Brink |
| 20180347216 | December 6, 2018 | Rus |
| 20210363823 | November 25, 2021 | Swier |
| 20220213690 | July 7, 2022 | Iannacone, III |
| 20230020659 | January 19, 2023 | Iannacone, III |
| 20230313536 | October 5, 2023 | Purewal |
- Spurtar Rubber Stair Tread, published (Jun. 30, 2023)[online], retrieved Feb. 7, 2026. Retrieved from internet, https://www.amazon.com/Spurtar-Outdoor-Non-Slip-Antiskid-Concrete/dp/B0C9TBNXM2/ref=sims_dp_d_dex_ai_rank_model_1_d_v1_d_sccl_1_2/137-0862956-3679719? (Year: 2023).
Patent History
Patent number: D1134951
Type: Grant
Filed: Jun 14, 2023
Date of Patent: Jul 14, 2026
Inventor: Shiyu Tan (Guangzhou)
Primary Examiner: T Chase Nelson
Assistant Examiner: Sydney Margaret Parsley
Application Number: 29/877,964
Type: Grant
Filed: Jun 14, 2023
Date of Patent: Jul 14, 2026
Inventor: Shiyu Tan (Guangzhou)
Primary Examiner: T Chase Nelson
Assistant Examiner: Sydney Margaret Parsley
Application Number: 29/877,964
Classifications
Current U.S. Class:
Stair Tread, Step Or Ladder Rung (D25/69)