Door opener
Description
The broken lines shown represent portions of the door opener that form no part of the claimed design.
Claims
The ornamental design for a door opener, as shown and described.
Referenced Cited
U.S. Patent Documents
3360970 | January 1968 | Hays, Jr. |
D250089 | October 31, 1978 | Legerius |
6189183 | February 20, 2001 | Hartselle, III |
D513171 | December 27, 2005 | Richardson |
7270352 | September 18, 2007 | Stuart |
D629673 | December 28, 2010 | Shaha |
D708925 | July 15, 2014 | Shenkal |
9347252 | May 24, 2016 | Klein |
9822572 | November 21, 2017 | Brown |
D851476 | June 18, 2019 | Onishi |
D896609 | September 22, 2020 | Chen |
20020170198 | November 21, 2002 | Rempe |
20050005402 | January 13, 2005 | Moody |
20100146738 | June 17, 2010 | Kunnath |
20130118085 | May 16, 2013 | Hedemark |
20140197648 | July 17, 2014 | Brown |
20140353985 | December 4, 2014 | Klein |
20170218661 | August 3, 2017 | Fraychineaud, Jr. |
20190128022 | May 2, 2019 | Markway |
20200071961 | March 5, 2020 | Markway |
20200071962 | March 5, 2020 | Markway |
Patent History
Patent number: D941114
Type: Grant
Filed: Aug 26, 2020
Date of Patent: Jan 18, 2022
Inventor: Lance Madden (Cincinnati, OH)
Primary Examiner: Lauren R Calve
Application Number: 29/748,023
Type: Grant
Filed: Aug 26, 2020
Date of Patent: Jan 18, 2022
Inventor: Lance Madden (Cincinnati, OH)
Primary Examiner: Lauren R Calve
Application Number: 29/748,023
Classifications
Current U.S. Class:
D8/308