Central ring portion of a positive displacement pump
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Description
The broken line showing of elements is included for the purpose of illustrating environmental matter and forms no part of the claimed design.
Claims
The ornamental design for a central ring portion of a positive displacement pump, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D229236 | November 1973 | Doolin |
D613635 | April 13, 2010 | Chu |
D650813 | December 20, 2011 | Varini |
D657799 | April 17, 2012 | Jung |
D660320 | May 22, 2012 | Varini |
D668684 | October 9, 2012 | Noguchi |
D719192 | December 9, 2014 | Schlenker |
D725153 | March 24, 2015 | Berry |
D745058 | December 8, 2015 | Iversen |
D763322 | August 9, 2016 | Haugaard |
67820 S | November 2007 | RU |
D158574 | January 2014 | TW |
- Notice of Allowance for the Taiwanese Appplication No. 105301186 dated Jun. 29, 2016.
- Notice of Allowance for Russian Application No. 2016500807/49 dated Mar. 4, 2016.
Patent History
Patent number: D789422
Type: Grant
Filed: Mar 9, 2016
Date of Patent: Jun 13, 2017
Assignee: Watson Marlow GmbH (Ilsfeld)
Inventor: Peter Theiss (Stuttgart)
Primary Examiner: Ralf Seifert
Application Number: 29/557,508
Type: Grant
Filed: Mar 9, 2016
Date of Patent: Jun 13, 2017
Assignee: Watson Marlow GmbH (Ilsfeld)
Inventor: Peter Theiss (Stuttgart)
Primary Examiner: Ralf Seifert
Application Number: 29/557,508
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)