Central ring portion of a positive displacement pump
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The broken line showing of elements is included for the purpose of illustrating environmental matter and forms no part of the claimed design.
The ornamental design for a central ring portion of a positive displacement pump, as shown and described.
|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|
- 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.