Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Reexamination Certificate
2007-12-11
2007-12-11
Webb, Gregory (Department: 1751)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
Liquid composition
C252S175000
Reexamination Certificate
active
11039625
ABSTRACT:
The present invention relates to compositions that are suitable for removing or reducing residue from a vapor compression air conditioning or refrigeration system consisting essentially of 1,1,1,2,2,3,4,5,5,5-decafluoropentane and polyol ester, and methods of using the composition.
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International Search Report, date of mailing: Sep. 22, 2006.
Written Opinion of the International Searching Authority, date of mailing: Sep. 22, 2006.
E.I. du Pont de Nemours and Company
Hamby Jane O.
Sebree Chyrrea J.
Webb Gregory
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