Surface cleaning head
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Description
Claims
The ornamental design for a surface cleaning head, as shown and described.
Referenced Cited
U.S. Patent Documents
D215875 | November 1969 | Hoadley |
D239243 | March 1976 | Hachtmann |
D264139 | April 27, 1982 | Pearman, Jr. |
D289336 | April 14, 1987 | Fitzwater |
D289337 | April 14, 1987 | Fitzwater |
D296372 | June 21, 1988 | Toney |
D306788 | March 20, 1990 | McAllister |
D506046 | June 7, 2005 | Schroter |
D590112 | April 7, 2009 | Sun |
D621112 | August 3, 2010 | Benacquisto |
D624717 | September 28, 2010 | Roschi |
D674978 | January 22, 2013 | Hill |
D701011 | March 11, 2014 | Miller |
D767224 | September 20, 2016 | Santiago |
D780392 | February 28, 2017 | Mikula |
D793638 | August 1, 2017 | LaBarbera |
D830023 | October 2, 2018 | Kantas |
D852443 | June 25, 2019 | Martin |
Patent History
Patent number: D872399
Type: Grant
Filed: Sep 19, 2017
Date of Patent: Jan 7, 2020
Assignee: RUG DOCTOR, LLC (Plano, TX)
Inventors: Ernest Matthew Chavana, Jr. (Villa Ridge, MO), Richard Foster (Powell, OH), Stanley Anderson (Fenton, MO), Christopher Terpstra (Frisco, TX), Jan Valentic (Plano, TX), Xintao Ma (Suzhou)
Primary Examiner: Ruth McInroy
Application Number: 29/618,142
Type: Grant
Filed: Sep 19, 2017
Date of Patent: Jan 7, 2020
Assignee: RUG DOCTOR, LLC (Plano, TX)
Inventors: Ernest Matthew Chavana, Jr. (Villa Ridge, MO), Richard Foster (Powell, OH), Stanley Anderson (Fenton, MO), Christopher Terpstra (Frisco, TX), Jan Valentic (Plano, TX), Xintao Ma (Suzhou)
Primary Examiner: Ruth McInroy
Application Number: 29/618,142
Classifications
Current U.S. Class:
Combined With Brush Or Having Diverse Function (D32/33)