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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	005527/0321			Pages:	20
		Recorded:	12/03/1990
Conveyance:	RELEASED BY SECURED PARTY (SEE DOCUMENT FOR DETAILS). RELEASE BY SECURED PARTY, PREVIOUSLY RECORDED ON AUGUST 25, 1988 REEL 4976 FRAME 352

Total properties: 62

Patent #:	3598726	Issue Dt:		Application #:	04755616	Filing Dt:
Title:

Patent #:	3596767	Issue Dt:		Application #:	04798381	Filing Dt:
Title:

Patent #:	3704783	Issue Dt:		Application #:	05046968	Filing Dt:
Title:

Patent #:	3635349	Issue Dt:		Application #:	05081273	Filing Dt:
Title:

Patent #:	3703016	Issue Dt:		Application #:	05081718	Filing Dt:
Title:

Patent #:	3744634	Issue Dt:		Application #:	05118865	Filing Dt:
Title:

Patent #:	3703238	Issue Dt:	11/21/1972	Application #:	05122618	Filing Dt:	03/01/1971
Title:	APPARATUS FOR THE BIOLOGICAL TREATMENT OF WASTEWATER

Patent #:	3625885	Issue Dt:		Application #:	05143188	Filing Dt:
Title:

Patent #:	3701727	Issue Dt:		Application #:	05163925	Filing Dt:
Title:

Patent #:	3717257	Issue Dt:	02/20/1973	Application #:	05205607	Filing Dt:	12/07/1971
Title:	PERIPHERAL FEED AND EFFLUENT SYSTEM FOR SEDIMENTATION TANKS

Patent #:	3770132	Issue Dt:		Application #:	05238633	Filing Dt:
Title:

Patent #:	3827559	Issue Dt:		Application #:	05252038	Filing Dt:
Title:

Patent #:	3817857	Issue Dt:		Application #:	05293594	Filing Dt:
Title:

Patent #:	3776841	Issue Dt:	12/04/1971	Application #:	05306584	Filing Dt:	11/15/1972
Title:	METHOD AND APPARATUS FOR THE BIOLOGICAL TREATMENT OF WASTE WATER

Patent #:	3868324	Issue Dt:		Application #:	05317587	Filing Dt:
Title:

Patent #:	3850804	Issue Dt:		Application #:	05317841	Filing Dt:
Title:

Patent #:	3849303	Issue Dt:		Application #:	05351179	Filing Dt:
Title:

Patent #:	3905899	Issue Dt:		Application #:	05364508	Filing Dt:
Title:

Patent #:	3894953	Issue Dt:		Application #:	05364509	Filing Dt:
Title:

Patent #:	3849304	Issue Dt:		Application #:	05386860	Filing Dt:
Title:

Patent #:	3904714	Issue Dt:		Application #:	05401100	Filing Dt:
Title:

Patent #:	3871999	Issue Dt:		Application #:	05438414	Filing Dt:
Title:

Patent #:	3892666	Issue Dt:		Application #:	05452209	Filing Dt:
Title:

Patent #:	3953555	Issue Dt:	04/27/1976	Application #:	05467035	Filing Dt:	05/06/1974
Title:	DIFFUSER CONNECTOR FOR AERATION HEADER

Patent #:	3886074	Issue Dt:	05/27/1975	Application #:	05475641	Filing Dt:	06/04/1974
Title:	AIR DRIVEN ROTATING BIOLOGICAL CONTACTOR APPARATUS

Patent #:	3915862	Issue Dt:		Application #:	05482356	Filing Dt:
Title:

Patent #:	3920186	Issue Dt:		Application #:	05496573	Filing Dt:
Title:

Patent #:	3932273	Issue Dt:	01/13/1976	Application #:	05523701	Filing Dt:	11/14/1974
Title:	METHOD FOR THE PRIMARY AND SECONDARY TREATMENT OF WASTEWATER IN A UNIT ARY APPARATUS

Patent #:	3976568	Issue Dt:		Application #:	05580971	Filing Dt:
Title:

Patent #:	4009106	Issue Dt:		Application #:	05588114	Filing Dt:
Title:

Patent #:	4035290	Issue Dt:	07/12/1977	Application #:	05612298	Filing Dt:	09/11/1975
Title:	METHOD FOR THE TREATMENT OF WASTEWATER

Patent #:	3989627	Issue Dt:		Application #:	05618172	Filing Dt:
Title:

Patent #:	4093539	Issue Dt:	06/06/1978	Application #:	05685723	Filing Dt:	05/12/1976
Title:	ACTIVATED SLUDGE TREATMENT OF WASTEWATER

Patent #:	4038185	Issue Dt:		Application #:	05721258	Filing Dt:
Title:

Patent #:	RE29969	Issue Dt:	04/17/1979	Application #:	05773304	Filing Dt:	03/01/1977
Title:	TREATMENT OF WASTEWATER

Patent #:	RE29970	Issue Dt:		Application #:	05790290	Filing Dt:
Title:

Patent #:	4130482	Issue Dt:		Application #:	05811510	Filing Dt:
Title:

Patent #:	4123362	Issue Dt:		Application #:	05847960	Filing Dt:
Title:

Patent #:	4294700	Issue Dt:	10/13/1981	Application #:	06047191	Filing Dt:	06/08/1979
Title:	SUBMERGED LARGE DIAMETER SEAL

Patent #:	4282102	Issue Dt:	08/04/1981	Application #:	06098693	Filing Dt:	11/29/1979
Title:	ACTIVATED SLUDGE WASTEWATER TREATMENT HAVING SUSPENDED INERT MEDIA FOR BIOTA GROWTH

Patent #:	4280913	Issue Dt:	07/28/1981	Application #:	06114764	Filing Dt:	01/23/1980
Title:	WATER PURIFICATION PROCESS

Patent #:	4372895	Issue Dt:	02/08/1983	Application #:	06144480	Filing Dt:	04/28/1980
Title:	DISC FOR AERATION OF SEWAGE

Patent #:	4305821	Issue Dt:	12/15/1981	Application #:	06215588	Filing Dt:	12/11/1980
Title:	DOCTOR BLADE LIFTER OVER BELT SEAM

Patent #:	4443126	Issue Dt:	04/17/1984	Application #:	06277304	Filing Dt:	06/25/1981
Title:	WATER SCREENING CLAMP STRIP

Patent #:	4359385	Issue Dt:	11/16/1982	Application #:	06280746	Filing Dt:	07/06/1981
Title:	FILTER PRESS PLATE TRANSFER MECHANISM

Patent #:	4437987	Issue Dt:	03/20/1984	Application #:	06394405	Filing Dt:	07/01/1982
Title:	ANAEROBIC DIGESTER GAS COLLECTION AND STORAGE SYSTEMS

Patent #:	4555340	Issue Dt:	11/26/1985	Application #:	06545561	Filing Dt:	10/26/1983
Title:	EXCESS OVERFLOW ORIFICE TUBES

Patent #:	4568457	Issue Dt:	02/04/1986	Application #:	06546800	Filing Dt:	10/31/1983
Title:	STAGED ANAEROBIC REACTOR

Patent #:	4582601	Issue Dt:	04/15/1986	Application #:	06594669	Filing Dt:	03/29/1984
Title:	POLYMERIC BASKET FRAME FOR A TRAVELING WATER SCREEN

Patent #:	4563282	Issue Dt:	01/07/1986	Application #:	06623480	Filing Dt:	06/22/1984
Title:	WASTEWATER TREATMENT PLANT AND METHOD

Patent #:	4549962	Issue Dt:	10/29/1985	Application #:	06632358	Filing Dt:	07/19/1984
Title:	ROTATING BIOLOGICAL CONTACTOR

Patent #:	4620927	Issue Dt:	11/04/1986	Application #:	06735240	Filing Dt:	05/17/1985
Title:	POLYMERIC MICROSCREEN SUPPORT WHEEL AND ASSEMBLY

Patent #:	4629559	Issue Dt:	12/16/1986	Application #:	06743847	Filing Dt:	06/12/1985
Title:	VERTICAL LOOPED REACTOR TANK WITH DELAYED AIR RELEASE FEATURE

Patent #:	4663042	Issue Dt:	05/05/1987	Application #:	06769109	Filing Dt:	08/26/1985
Title:	POLYMERIC SLUDGE COLLECTOR FLIGHT

Patent #:	4668387	Issue Dt:	05/26/1987	Application #:	06778939	Filing Dt:	09/23/1985
Title:	DEEP SUBMERGENCE ROTATING BIOLOGICAL CONTACTOR APPARATUS

Patent #:	4604206	Issue Dt:	08/05/1986	Application #:	06782823	Filing Dt:	10/02/1985
Title:	STAGED ANAEROBIC REACTOR

Patent #:	4595499	Issue Dt:	06/17/1986	Application #:	06784904	Filing Dt:	10/07/1985
Title:	GRAVITY BELT THICKENER AND BELT PRESS COMBINATION

Patent #:	4631974	Issue Dt:	12/30/1986	Application #:	06796143	Filing Dt:	11/08/1985
Title:	POLYMERIC SPLIT SPROCKET WHEEL

Patent #:	4663038	Issue Dt:	05/05/1987	Application #:	06818159	Filing Dt:	01/13/1986
Title:	SIDE CHANNEL CLARIFIER

Patent #:	4732290	Issue Dt:	03/22/1988	Application #:	06860599	Filing Dt:	05/07/1986
Title:	LOAD ISOLATING GAS WELL

Patent #:	4721570	Issue Dt:	01/26/1988	Application #:	07045444	Filing Dt:	05/04/1987
Title:	RBC WITH SOLIDS CONTACT ZONE

Patent #:	3910116	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Assignor

WILMINGTON TRUST COMPANY

Exec Dt:

11/19/1990

Assignee

WADE WILLIAM J.

Correspondence name and address
	SIDLEY & AUSTIN
	ONE FIRST NATIONAL PLAZA
	CHICAGO, ILLINOIS 60603

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