Liquid purification or separation – Particulate material type separator – e.g. – ion exchange or... – With rehabilitation means
Reexamination Certificate
2007-10-30
2007-10-30
Savage, Matthew O. (Department: 1724)
Liquid purification or separation
Particulate material type separator, e.g., ion exchange or...
With rehabilitation means
C210S279000, C210S291000, C210S411000
Reexamination Certificate
active
11336920
ABSTRACT:
A fluid distribution system for directing fluids through a filter system. The fluid distribution system ensures proper distribution of fluids during the process of filtering as well as the process of washing a filter bed. The fluid distribution system may be used with numerous filter systems including but not limited to an upflow filter, a downflow filter, a combined upflow/downflow filter and/or multiple downflow filters connected in series.
REFERENCES:
patent: 3110667 (1963-11-01), Stuppy
patent: 3685657 (1972-08-01), Hunter
patent: 3956134 (1976-05-01), Sturgill
patent: 4065391 (1977-12-01), Farabaugh
patent: 4118322 (1978-10-01), San Ramon
patent: 4579659 (1986-04-01), Eades et al.
patent: 4619765 (1986-10-01), Roberts
patent: 4707257 (1987-11-01), Davis
patent: 4817561 (1989-04-01), Byrne et al.
patent: 5068034 (1991-11-01), Walter
patent: 5087362 (1992-02-01), Brown
patent: 5108627 (1992-04-01), Berkebile
patent: 5149427 (1992-09-01), Brown
patent: 5160614 (1992-11-01), Brown
patent: 5232592 (1993-08-01), Brown
patent: 5269920 (1993-12-01), Brown
patent: 5328608 (1994-07-01), Bergmann
patent: 5462664 (1995-10-01), Neuspiel
patent: 5534202 (1996-07-01), Roberts et al.
patent: 5618426 (1997-04-01), Eischen et al.
patent: 5639384 (1997-06-01), Brown et al.
patent: 5865774 (1999-02-01), Brenman et al.
patent: 5865999 (1999-02-01), Shea et al.
patent: 6048132 (2000-04-01), Kupke
patent: 6090284 (2000-07-01), Melber
patent: 6143188 (2000-11-01), Jantsch, Sr. et al.
patent: 6325931 (2001-12-01), Roberts et al.
patent: 6569327 (2003-05-01), Roberts et al.
patent: 6982034 (2006-01-01), Roberts et al.
patent: 6991723 (2006-01-01), Roberts et al.
patent: 2002/0096463 (2002-07-01), Roberts et al.
patent: 2003/0000883 (2003-01-01), Roberts et al.
patent: 2003/0047502 (2003-03-01), Roberts et al.
patent: 2003/0201219 (2003-10-01), Roberts et al.
patent: 2004/0026343 (2004-02-01), Roberts et al.
patent: 2004/0031743 (2004-02-01), Roberts et al.
patent: 2004/0149641 (2004-08-01), Roberts et al.
patent: 2004/0201115 (2004-10-01), Sebastiani et al.
patent: 2005/0194302 (2005-09-01), Roberts et al.
patent: 2006/0113234 (2006-06-01), Roberts et al.
patent: 2006/0118473 (2006-06-01), Roberts et al.
patent: WO 97/00110 (1997-01-01), None
Brochure on “INFINITY continuous lateral underdrain” copyrighted 1999.
“Leopold Universal Type S Underdrain. The Proven Standard of Excellence Made Better!” copyrighted 1994.
“Roberts' Ceramic Underdrain Block”, 4pp.
Addison Mark Kevin
Roberts R. Lee
Merek & Blackmon & Voorhees, LLC
RG Delaware Inc.
Savage Matthew O.
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