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	  	 | Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
	  
	  | May 03 2006 |  | Universal Building Products, Inc. | (assignment on the face of the patent) |  | / | 
    
    
    
| Sep 07 2010 | UNIVERSAL BUILDING PRODUCTS, INC  | UBP ACQUISITION CORP  | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 024982 | /0665 | 
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| Mar 28 2011 | DAYTON SUPERIOR HOLDINGS, LLC | DSC HOLDINGS, INC  | NUNC PRO TUNC ASSIGNMENT  SEE DOCUMENT FOR DETAILS   | 026083 | /0825 | 
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| Mar 28 2011 | UBP ACQUISITION LLC  F K A UBP ACQUISITION CORP   | DAYTON SUPERIOR HOLDINGS, LLC | NUNC PRO TUNC ASSIGNMENT  SEE DOCUMENT FOR DETAILS   | 026083 | /0648 | 
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| Mar 28 2011 | DSC HOLDINGS, INC  | Dayton Superior Corporation | NUNC PRO TUNC ASSIGNMENT  SEE DOCUMENT FOR DETAILS   | 026083 | /0620 | 
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| Apr 26 2011 | Dayton Superior Corporation | SILVER POINT FINANCE, LLC | SECURITY AGREEMENT | 026227 | /0984 | 
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| Jun 28 2012 | Dayton Superior Corporation | BANK OF AMERICA, N A  | PATENT SECURITY AGREEMENT | 028549 | /0648 | 
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| Jun 28 2012 | Dayton Superior Corporation | GUGGENHEIM CORPORATE FUNDING, LLC, AS AGENT | SECURITY AGREEMENT | 028468 | /0749 | 
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| Nov 15 2016 | GUGGENHEIM CORPORATE FUNDING, LLC | Dayton Superior Corporation | RELEASE OF SECURITY INTEREST RECORDED AT REEL FRAME 28468 0749 | 040696 | /0098 | 
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| Nov 15 2016 | Dayton Superior Corporation | DEUTSCHE BANK AG NEW YORK BRANCH | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS   | 041242 | /0518 | 
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| Sep 10 2018 | DEUTSCHE BANK AG NEW YORK BRANCH | The Bank of New York Mellon | ASSIGNMENT OF SECURITY INTEREST | 047525 | /0143 | 
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| Mar 08 2019 | BANK OF AMERICA, N A  | Dayton Superior Corporation | RELEASE OF SECURITY INTEREST RECORDED AT REEL FRAME - : 28549-0648 | 048634 | /0003 | 
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| Mar 08 2019 | Dayton Superior Corporation | PATHLIGHT CAPITAL FUND I LP | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS   | 048585 | /0417 | 
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| Dec 04 2019 | THE BANK OF NEW YORK MELLON, AS COLLATERAL AGENT | Dayton Superior Corporation | RELEASE OF SECURITY INTEREST  REEL FRAME 047525 0143  | 051210 | /0608 | 
    pdf | 
    
    
| Dec 04 2019 | Dayton Superior Corporation | CANTOR FITZGERALD SECURITIES, AS COLLATERAL AGENT | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS   | 051198 | /0248 | 
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| Dec 21 2020 | Dayton Superior Corporation | PNC Bank, National Association | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS   | 054767 | /0078 | 
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| Dec 21 2020 | PATHLIGHT CAPITAL FUND I LP | Dayton Superior Corporation | RELEASE BY SECURED PARTY  SEE DOCUMENT FOR DETAILS   | 054767 | /0601 | 
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| Jun 30 2023 | PNC Bank, National Association | Dayton Superior Corporation | RELEASE BY SECURED PARTY  SEE DOCUMENT FOR DETAILS   | 064150 | /0118 | 
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| Jun 30 2023 | Cantor Fitzgerald Securities | Dayton Superior Corporation | RELEASE BY SECURED PARTY  SEE DOCUMENT FOR DETAILS   | 064150 | /0901 | 
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