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Patent Assignment Details

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Reel/Frame:	004966/0509			Pages:	4
		Recorded:	10/13/1988
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Total properties: 23

Patent #:	3613513	Issue Dt:	10/19/1971	Application #:	04723862	Filing Dt:	04/24/1968
Title:	DUAL DIAPHRAGM THREE POSITION ACTUATOR

Patent #:	3683753	Issue Dt:		Application #:	05009793	Filing Dt:
Title:

Patent #:	3726315	Issue Dt:		Application #:	05076652	Filing Dt:
Title:

Patent #:	3709461	Issue Dt:		Application #:	05132958	Filing Dt:
Title:

Patent #:	3805522	Issue Dt:	04/23/1974	Application #:	05195631	Filing Dt:	11/04/1971
Title:	VALVE SYSTEM

Patent #:	3827456	Issue Dt:	08/06/1974	Application #:	05254655	Filing Dt:	05/18/1972
Title:	FLUID VALVES

Patent #:	3807245	Issue Dt:		Application #:	05263863	Filing Dt:
Title:

Patent #:	3796408	Issue Dt:		Application #:	05323947	Filing Dt:
Title:

Patent #:	3995356	Issue Dt:		Application #:	05450004	Filing Dt:
Title:

Patent #:	3983894	Issue Dt:		Application #:	05488797	Filing Dt:
Title:

Patent #:	3929249	Issue Dt:		Application #:	05570166	Filing Dt:
Title:

Patent #:	4204812	Issue Dt:	05/27/1980	Application #:	05880285	Filing Dt:	02/22/1978
Title:	VACUUM SYSTEM

Patent #:	4363309	Issue Dt:	12/14/1982	Application #:	06176758	Filing Dt:	08/11/1980
Title:	VALVE, PARTICULARLY CROSSOVER PASSAGE VALVE

Patent #:	4408751	Issue Dt:	10/11/1983	Application #:	06256997	Filing Dt:	04/24/1981
Title:	MULTI-CHAMBER TEMPERATURE COMPENSATED PNEUMATIC COUNTERBALANCE

Patent #:	4451964	Issue Dt:	06/05/1984	Application #:	06417858	Filing Dt:	09/15/1982
Title:	METHOD OF MAKING A PRESSURIZED PNEUMATIC COUNTERBALANCE

Patent #:	4451978	Issue Dt:	06/05/1984	Application #:	06418974	Filing Dt:	09/16/1982
Title:	APPARATUS FOR MAKING A PNEUMATIC COUNTERBALANCE

Patent #:	4635908	Issue Dt:	01/13/1987	Application #:	06425565	Filing Dt:	09/28/1982
Title:	PNEUMATIC COUNTERBALANCE

Patent #:	4570912	Issue Dt:	02/18/1986	Application #:	06433421	Filing Dt:	10/08/1982
Title:	PNEUMATIC SPRING COUNTERBALANCE HAVING IMPROVED DAMPING STRUCTURE

Patent #:	4601458	Issue Dt:	07/22/1986	Application #:	06480074	Filing Dt:	03/29/1983
Title:	MAGNETIC AIR VALVE

Patent #:	4718647	Issue Dt:	01/12/1988	Application #:	06936386	Filing Dt:	12/01/1986
Title:	IMPROVED PNEUMATIC COUNTERBALANCE WITH DUAL FORCE

Patent #:	4788747	Issue Dt:	12/06/1988	Application #:	06946203	Filing Dt:	12/19/1986
Title:	COUNTERBALANCE APPARATUS WITH TRANSVERSE PNEUMATIC SPRING AND BELLCRANK LINKAGE

Patent #:	4768895	Issue Dt:	09/06/1988	Application #:	07059760	Filing Dt:	06/08/1987
Title:	CAPTIVE BALL AND SOCKET JOINT

Patent #:	4854554	Issue Dt:	08/08/1989	Application #:	07246682	Filing Dt:	09/20/1988
Title:	PNEUMATIC SPRING STRUCTURE WITH DUAL OUTPUT FORCE AND PRESSURE DECAY COMPENSATION AND METHOD OF OPERATION

Assignor

Exec Dt:

10/06/1988

Assignee

250 EAST KEHOE BOULEVARD

A DE CORP.

CAROL STREAM, ILLINOIS 60187

Correspondence name and address
	NIES, WEBNER, KURZ & BERGERT
	1911 JEFFERSON DAVIS HIGHWAY SUITE 700
	ARLINGTON, VIRGINIA 22202

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