Filtration system
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Description
The broken line illustrations in the foregoing figures are for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for a filtration system, as shown and described.
Referenced Cited
Patent History
Patent number: D643089
Type: Grant
Filed: Sep 3, 2010
Date of Patent: Aug 9, 2011
Assignee: General Foam Plastics Corporation (Norfolk, VA)
Inventor: Gary Lawson (Suffolk, VA)
Primary Examiner: Robin Webster
Attorney: Troutman Sanders LLP
Application Number: 29/369,202
Type: Grant
Filed: Sep 3, 2010
Date of Patent: Aug 9, 2011
Assignee: General Foam Plastics Corporation (Norfolk, VA)
Inventor: Gary Lawson (Suffolk, VA)
Primary Examiner: Robin Webster
Attorney: Troutman Sanders LLP
Application Number: 29/369,202
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)