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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:	006273/0776			Pages:	3
		Recorded:	10/09/1992
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Total properties: 23

Patent #:	3965747	Issue Dt:		Application #:	05300001	Filing Dt:
Title:

Patent #:	3990871	Issue Dt:		Application #:	05434437	Filing Dt:
Title:

Patent #:	3942758	Issue Dt:		Application #:	05513458	Filing Dt:
Title:

Patent #:	3975173	Issue Dt:		Application #:	05592419	Filing Dt:
Title:

Patent #:	4043775	Issue Dt:		Application #:	05644656	Filing Dt:
Title:

Patent #:	4072253	Issue Dt:	02/07/1978	Application #:	05652351	Filing Dt:	01/26/1976
Title:	ROTARY FEEDER

Patent #:	4018588	Issue Dt:		Application #:	05684608	Filing Dt:
Title:

Patent #:	4049240	Issue Dt:		Application #:	05696464	Filing Dt:
Title:

Patent #:	4158702	Issue Dt:		Application #:	05712625	Filing Dt:
Title:

Patent #:	4158527	Issue Dt:		Application #:	05725901	Filing Dt:	10/22/1976
Title:	ADJUSTABLE SPEED DRIVE SYSTEM FOR CENTRIFUGAL FAN

Patent #:	4239061	Issue Dt:	12/16/1980	Application #:	05810657	Filing Dt:	06/27/1977
Title:	DAMPER VALVE

Patent #:	4261714	Issue Dt:	04/14/1981	Application #:	05900354	Filing Dt:	04/26/1978
Title:	FILTERING APPARATUS

Patent #:	4177047	Issue Dt:		Application #:	05928766	Filing Dt:
Title:

Patent #:	4183735	Issue Dt:		Application #:	05954958	Filing Dt:
Title:

Patent #:	4219343	Issue Dt:	08/26/1980	Application #:	06027181	Filing Dt:	04/04/1979
Title:	FILTER BAG RETAINING SYSTEM WITH REMOVABLE THIMBLE EXTENSION

Patent #:	4246014	Issue Dt:	01/20/1981	Application #:	06041131	Filing Dt:	05/21/1979
Title:	BAG FILTER THIMBLE

Patent #:	4233037	Issue Dt:	11/11/1980	Application #:	06057163	Filing Dt:	07/13/1979
Title:	METHOD OF AND APPARATUS FOR REDUCING BACK CORONA EFFECTS

Patent #:	4303418	Issue Dt:	12/01/1981	Application #:	06107298	Filing Dt:	12/26/1979
Title:	DISCHARGE ELECTRODE IN PRECIPITATOR

Patent #:	4310336	Issue Dt:	01/12/1982	Application #:	06124181	Filing Dt:	02/25/1980
Title:	FILTER BAG ATTACHMENT

Patent #:	4383546	Issue Dt:	05/17/1983	Application #:	06211878	Filing Dt:	12/01/1980
Title:	HIGH TEMPERATURE, HIGH PRESSURE VALVE

Patent #:	4584271	Issue Dt:	04/22/1986	Application #:	06536887	Filing Dt:	09/28/1983
Title:	BACTERIAL REGENERATION APPARATUS AND PROCESS

Patent #:	4571330	Issue Dt:	02/18/1986	Application #:	06537125	Filing Dt:	09/29/1983
Title:	FLUE GAS DESULFURIZATION

Patent #:	4514195	Issue Dt:	04/30/1985	Application #:	06603978	Filing Dt:	04/25/1984
Title:	DISCHARGE ELECTRODE

Assignor

Exec Dt:

10/18/1991

Assignee

10700 NORTH FREEWAY TOWERPARK NORTH HOUSTON, TX 77037

HOUSTON, TX, TEXAS

Correspondence name and address
	NEAL L. SLIFKIN
	KIRKPATRICK & LOCKHART
	1500 OLIVER BUILDING
	PITTSBURGH, PA 15222

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