Gas sparging device
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Description
The broken lines shown in the figures represent portions of the gas sparging device that form no part of the claimed design.
Claims
We claim the ornamental design for a gas sparging device, as shown and described.
Referenced Cited
U.S. Patent Documents
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D649242 | November 22, 2011 | Kosinski et al. |
D657462 | April 10, 2012 | Siroky |
D663023 | July 3, 2012 | Strong et al. |
D740412 | October 6, 2015 | Strong |
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20150265973 | September 24, 2015 | Phelps |
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Patent History
Patent number: D785197
Type: Grant
Filed: Mar 26, 2013
Date of Patent: Apr 25, 2017
Assignee: Evoqua Water Technologies LLC (Warrendale, PA)
Inventors: Roger Phelps (Kings Langley), Joan-Amanda Lenting (Pennant Hills), William Davis (Brookfield, WI)
Primary Examiner: Wan Laymon
Application Number: 29/450,953
Type: Grant
Filed: Mar 26, 2013
Date of Patent: Apr 25, 2017
Assignee: Evoqua Water Technologies LLC (Warrendale, PA)
Inventors: Roger Phelps (Kings Langley), Joan-Amanda Lenting (Pennant Hills), William Davis (Brookfield, WI)
Primary Examiner: Wan Laymon
Application Number: 29/450,953
Classifications
Current U.S. Class:
Laboratory Equipment Not Elsewhere Specified (D24/232)