Gas separation – Zigzag – corrugated – or conical
Reexamination Certificate
2011-07-05
2011-07-05
Clemente, Robert A (Department: 1775)
Gas separation
Zigzag, corrugated, or conical
C055S385300, C055S480000, C055S481000, C055S502000, C055S506000, C123S19800E
Reexamination Certificate
active
07972405
ABSTRACT:
An air cleaner arrangement or assembly is provided. The air cleaner arrangement includes a serviceable filter cartridge. The air cleaner assembly also includes an arrangement for positioning the filter cartridge into a preferred, sealing, orientation and for securing the filter cartridge in that location. Preferred serviceable filter cartridges are provided, as well as methods of assembly and use.
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Engelland Randall Allen
Gillingham Gary Ray
Olson Thomas Richard
Rothman Jim C.
Suydam Richard Lawrence
Clemente Robert A
Donaldson & Company, Inc.
Merchant & Gould P.C.
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