Door knocker
Description
The broken lines in the drawings illustrate portions of the door knocker which form no part of the claimed design.
Claims
The ornamental design for a door knocker, as shown and described.
Referenced Cited
U.S. Patent Documents
D145321 | July 1946 | Marsella |
D164954 | October 1951 | Philippe |
D245311 | August 9, 1977 | Galanthay |
4108104 | August 22, 1978 | Kupperman |
D378904 | April 22, 1997 | Sciuto |
D625592 | October 19, 2010 | Healy |
D625593 | October 19, 2010 | Healy |
D639700 | June 14, 2011 | Adams |
D646949 | October 18, 2011 | Zaksenberg |
D666938 | September 11, 2012 | Dunn |
8327793 | December 11, 2012 | Healy |
D723967 | March 10, 2015 | Youkhana |
D726570 | April 14, 2015 | Puterman |
D761686 | July 19, 2016 | Conner |
D790380 | June 27, 2017 | Healy |
Patent History
Patent number: D821190
Type: Grant
Filed: Jun 22, 2016
Date of Patent: Jun 26, 2018
Inventor: Michael Healy (Uxbridge, MA)
Primary Examiner: Lakiya G Rogers
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/568,862
Type: Grant
Filed: Jun 22, 2016
Date of Patent: Jun 26, 2018
Inventor: Michael Healy (Uxbridge, MA)
Primary Examiner: Lakiya G Rogers
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/568,862
Classifications
Current U.S. Class:
D8/401