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					| Patent    D586910 |  
					| Priority Dec 23 2005 |  
					| Filed Apr 09 2007 |  
					| Issued Feb 17 2009 |  
					| Expiry Feb 17 2023 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 7 |  
					 | 3 |  
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			  The ornamental design for a ventilation interface, as shown and described. | 
 
	
FIG. 1 is a top and right front perspective view of a ventilation interface, showing our design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
	
	Collazo, Louis Javier, Hernandez, Shara, Chandran, Sanjay
	
	
	
	
	
	
	  
	  	 | Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
	  | Apr 09 2007 |  | RESPCARE, INC. | (assignment on the face of the patent) | / |  | 
    
| Sep 13 2007 | CHANDRAN, SANJAY | RESPCARE, INC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS | 020071/ | 0115 | pdf | 
    
| Sep 13 2007 | HERNANDEZ, SHARA | RESPCARE, INC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS | 020071/ | 0115 | pdf | 
    
| Sep 13 2007 | COLLAZO, LOUIS JAVIER | RESPCARE, INC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS | 020071/ | 0115 | pdf | 
    
| Mar 21 2017 | RESPCARE, INC | Salter Labs | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS | 043587/ | 0991 | pdf | 
    
| Aug 22 2019 | Salter Labs | SALTER LABS, LLC | ENTITY CONVERSION | 050334/ | 0131 | pdf | 
    
| Aug 30 2019 | Ventlab, LLC | CAPITAL ONE, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 050634/ | 0660 | pdf | 
    
| Aug 30 2019 | SALTER LABS, LLC | CAPITAL ONE, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 050634/ | 0660 | pdf | 
    
| Jun 16 2021 | SALTER LABS, LLC | MACQUARIE CAPITAL FUNDING LLC, AS ADMINISTRATIVE AGENT | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 056602/ | 0379 | pdf | 
    
| Jun 16 2021 | CAPITAL ONE, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT | SALTER LABS, LLC  FORMERLY KNOWN AS SALTER LABS | RELEASE OF PATENT SECURITY AGREEMENT | 056646/ | 0529 | pdf | 
    
| Jun 16 2021 | CAPITAL ONE, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT | Ventlab, LLC | RELEASE OF PATENT SECURITY AGREEMENT | 056646/ | 0529 | pdf | 
    
| Nov 22 2024 | MACQUARIE CAPITAL FUNDING LLC | MACQUARIE PF SERVICES LLC | ASSIGNMENT OF SECURITY INTEREST IN PATENTS | 069439/ | 0294 | pdf | 
    
	
	
	
	  
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