Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Reexamination Certificate
2007-03-08
2010-11-23
Boyer, Charles I (Department: 1796)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
Liquid composition
C510S225000, C510S228000, C510S238000, C510S252000, C510S356000, C510S365000, C510S421000, C510S480000
Reexamination Certificate
active
07838485
ABSTRACT:
An aqueous, alkaline cleaning composition for use on hard-to-clean soils, encountered in pharmaceutical, personal care, food and cosmetic manufacturing, comprising a source of alkalinity, a biodegradable surfactant system further comprising one or more surfactants, one or more hydrotropes, and a UV-analyzable surfactant, and a biodegradable chelating agent. The composition offers unique advantages of stability over the expected shelf life, low-foaming property, phosphate-free and biodegradable components, and unexpectedly enhanced antimicrobial, including virucidal, activity in one cleaning composition. The UV-analyzable surfactant allows for validation of cleaning processes using known techniques for manufacturers who are required or desire to do so.
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Ebers Michael
Heisig Christopher C.
Keller Shahin
Klein Daniel
Macauley John
American Sterilizer Company
Boyer Charles I
Hudak, Shunk & Farine Co. LPA
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