Improved filtration device for a waste water treatment system

Details for Australian Patent Application No. 2001251377 (hide)

Owner Nurse, Jr., H.

Inventors Nurse Jr., Harry L.; Christensen, John

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2001251377

PCT Pub. Number WO01/76718

Priority 09544200 06.04.00 US

Filing date 5 April 2001

Wipo publication date 23 October 2001

Acceptance publication date 6 January 2005

International Classifications

B01D 029/07 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

C02F 003/28 Biological treatment of water, waste water, or sewage - Anaerobic digestion processes

Event Publications

6 January 2005 Application Accepted

  Published as AU-B-2001251377

5 May 2005 Standard Patent Sealed

13 April 2006 Assignment Registered

  Nurse, Jr., Harry The patent has been assigned to Zabel Industries International, Ltd., d/b/a Zabel Environmental Technology

20 November 2008 Assignment Registered

  Zabel Industries International, Ltd., d/b/a Zabel Environmental Technology The patent has been assigned to Polylok, Inc.

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