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					| Patent    D880653 |  
					| Priority Mar 15 2017 |  
					| Filed Apr 30 2018 |  
					| Issued Apr 07 2020 |  
					| Expiry Apr 07 2035 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 0 |  
					 | 33 |  
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						  n/a |  
						 
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			  The ornamental design for an environmental waste water filtering system base, as shown and described. | 
 
	
FIG. 1 is a top perspective view of an environmental waste water filtering system base;
FIG. 2 is a bottom perspective view of the environmental waste water filtering system base;
FIG. 3 is a front elevational view of the environmental waste water filtering system base;
FIG. 4 is a left elevational view of the environmental waste water filtering system base;
FIG. 5 is a bottom plan view of the environmental waste water filtering system base;
FIG. 6 is a top plan view of the environmental waste water filtering system base;
FIG. 7 is a front cutaway view of the environmental waste water filtering system base; and,
FIG. 8 is a left cutaway view of the environmental waste water filtering system base.
The back view is a mirror image of FIG. 3, and the right view is a mirror image of FIG. 4.
The broken lines shown in the figures illustrate environment that forms no part of the claimed design.
	
	Bell, Bryce Paul
	
	
	  
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