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Patent Assignment Details

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Reel/Frame:	004225/0814			Pages:	6
		Recorded:	02/09/1984
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Total properties: 52

Patent #:	3312842	Issue Dt:		Application #:	04363789	Filing Dt:
Title:

Patent #:	3312239	Issue Dt:		Application #:	04375726	Filing Dt:
Title:

Patent #:	3298185	Issue Dt:		Application #:	04382919	Filing Dt:
Title:

Patent #:	3304728	Issue Dt:		Application #:	04496431	Filing Dt:
Title:

Patent #:	3377813	Issue Dt:		Application #:	04502084	Filing Dt:
Title:

Patent #:	3303658	Issue Dt:		Application #:	04503726	Filing Dt:
Title:

Patent #:	3459033	Issue Dt:		Application #:	04506999	Filing Dt:
Title:

Patent #:	3321926	Issue Dt:		Application #:	04511796	Filing Dt:
Title:

Patent #:	3338063	Issue Dt:		Application #:	04521082	Filing Dt:
Title:

Patent #:	3333433	Issue Dt:		Application #:	04523159	Filing Dt:
Title:

Patent #:	3485054	Issue Dt:		Application #:	04590061	Filing Dt:
Title:

Patent #:	3438220	Issue Dt:		Application #:	04593852	Filing Dt:
Title:

Patent #:	3416693	Issue Dt:		Application #:	04599902	Filing Dt:
Title:

Patent #:	3415077	Issue Dt:		Application #:	04612859	Filing Dt:
Title:

Patent #:	3430455	Issue Dt:		Application #:	04631237	Filing Dt:
Title:

Patent #:	3625059	Issue Dt:		Application #:	04751214	Filing Dt:
Title:

Patent #:	3613934	Issue Dt:		Application #:	04788799	Filing Dt:
Title:

Patent #:	3600903	Issue Dt:		Application #:	04807606	Filing Dt:
Title:

Patent #:	3593537	Issue Dt:		Application #:	04813959	Filing Dt:
Title:

Patent #:	3613385	Issue Dt:		Application #:	04832752	Filing Dt:
Title:

Patent #:	3650118	Issue Dt:		Application #:	04867661	Filing Dt:
Title:

Patent #:	3609385	Issue Dt:		Application #:	04868664	Filing Dt:
Title:

Patent #:	3705498	Issue Dt:		Application #:	04873313	Filing Dt:
Title:

Patent #:	3673809	Issue Dt:		Application #:	05010228	Filing Dt:
Title:

Patent #:	3625015	Issue Dt:		Application #:	05025152	Filing Dt:
Title:

Patent #:	3710584	Issue Dt:		Application #:	05083460	Filing Dt:
Title:

Patent #:	3721101	Issue Dt:		Application #:	05110678	Filing Dt:
Title:

Patent #:	3719200	Issue Dt:		Application #:	05118813	Filing Dt:
Title:

Patent #:	3707079	Issue Dt:		Application #:	05120181	Filing Dt:
Title:

Patent #:	3717201	Issue Dt:		Application #:	05139057	Filing Dt:
Title:

Patent #:	3717004	Issue Dt:		Application #:	05155914	Filing Dt:
Title:

Patent #:	3802211	Issue Dt:		Application #:	05308409	Filing Dt:
Title:

Patent #:	3895497	Issue Dt:		Application #:	05453811	Filing Dt:
Title:

Patent #:	RE28856	Issue Dt:		Application #:	05489518	Filing Dt:
Title:

Patent #:	3984222	Issue Dt:		Application #:	05535356	Filing Dt:
Title:

Patent #:	3986341	Issue Dt:		Application #:	05569473	Filing Dt:
Title:

Patent #:	4046407	Issue Dt:		Application #:	05569474	Filing Dt:
Title:

Patent #:	4036618	Issue Dt:		Application #:	05569498	Filing Dt:
Title:

Patent #:	4036617	Issue Dt:	07/26/1977	Application #:	05637502	Filing Dt:	12/04/1975
Title:	SUPPORT SYSTEM FOR AN ELONGATED CRYOGENIC ENVELOPE

Patent #:	4048073	Issue Dt:		Application #:	05662777	Filing Dt:
Title:

Patent #:	4118943	Issue Dt:		Application #:	05665848	Filing Dt:
Title:

Patent #:	4036027	Issue Dt:		Application #:	05681936	Filing Dt:
Title:

Patent #:	4134016	Issue Dt:		Application #:	05788391	Filing Dt:
Title:

Patent #:	4078389	Issue Dt:		Application #:	05809826	Filing Dt:
Title:

Patent #:	4158293	Issue Dt:		Application #:	05860018	Filing Dt:
Title:

Patent #:	4180984	Issue Dt:	01/01/1980	Application #:	05866148	Filing Dt:	12/30/1977
Title:	CRYOGENIC APPARATUS HAVING MEANS TO COORDINATE DISPLACER MOTION WITH FLUID CONTROL MEANS REGARDLESS OF THE DIRECTION OF ROTATION OF THE DRIVE SHAFT

Patent #:	4224147	Issue Dt:		Application #:	05904650	Filing Dt:
Title:

Patent #:	4204571	Issue Dt:		Application #:	05951806	Filing Dt:
Title:

Patent #:	4244192	Issue Dt:	01/13/1981	Application #:	05968325	Filing Dt:	12/11/1978
Title:	REFRIGERATION SYSTEM AND RECIPROCATING COMPRESSOR THEREFOR WITH PRESSURE STABILIZING SEAL

Patent #:	4259844	Issue Dt:	04/07/1981	Application #:	06061919	Filing Dt:	07/30/1979
Title:	STACKED DISC HEAT EXCHANGER FOR REFRIGERATOR COLD FINGER

Patent #:	4267701	Issue Dt:	05/19/1981	Application #:	06092232	Filing Dt:	11/09/1979
Title:	HELIUM LIQUEFACTION PLANT

Patent #:	4267701	Issue Dt:	05/19/1981	Application #:	06092232	Filing Dt:	11/09/1979
Title:	HELIUM LIQUEFACTION PLANT

Assignor

FIRST NATIONAL BANK OF BOSTON THE, AS AGENT

Exec Dt:

10/09/1983

Assignee

HELIX TECHNOLOGY CORPORATION, A CORP OF DE

Correspondence name and address
	HAMILTON, BROOK, SMITH & REYNOLDS
	TWO MILITA DRIVE
	LEXINGTON, MA 02173

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