US Patent 7993756 Long-chain quaternary ammonium compounds as wood treatment agents
Patent 7993756 was granted and assigned to Viance, Llc on August, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 4, 2005
Date of Patent
August 9, 2011
Patent Application Number
11121632
Patent Inventor Names
Paul J. Walcheski
0
Futong Cui
0
Kevin J. Archer
0
Lehong Jin
0
Alan F. Preston
0
Andrew R. Zahora
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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