US Patent 7427316 Tropolone complexes as wood preservatives
Patent 7427316 was granted and assigned to E.I. Du Pont De Nemours And Company on September, 2008 by the United States Patent and Trademark Office.
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Patent abstract
Complexes of tropolone and copper and/or zinc were solubilized in ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of the ammonia from the wood, the complexes were stably retained in the wood providing a long lasting preservative.
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Current Assignee
Patent Jurisdiction
Patent Number
74273160
Date of Patent
September 23, 2008
0Patent Application Number
116435960
Date Filed
December 21, 2006
0Patent Primary Examiner
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US Patent 07427316 Tropolone complexes as wood preservatives US Patent 7427316 Tropolone complexes as wood preservatives
Infobox
Patent Number
0742731600
Patent Number
742731600
Edits on 26 Mar, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074273160
Date of Patent
September 23, 2008
0Patent Application Number
116435960
Date Filed
December 21, 2006
0Official Website
Patent Primary Examiner
Edits on 22 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074273160
Date of Patent
September 23, 2008
0Patent Application Number
116435960
Date Filed
December 21, 2006
0Official Website
Patent Primary Examiner
Edits on 14 Jun, 2022
Golden AI
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US Patent 07427316 Tropolone complexes as wood preservatives
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07427316
Date of patent
September 23, 2008
Patent application number
11643596
Date Filed
December 21, 2006
Patent primary examiner
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