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Patent Assignment Assignor Details

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Assignor Name : STONE & WEBSTER ENGINEERING CORP.

Total Assignments: 2

Assignment: 1

Reel/Frame:	011855/0951			Pages:	13
		Recorded:	06/11/2001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

STONE & WEBSTER ENGINEERING CORP.

Exec Dt:

05/17/2001

Assignee

STONE & WEBSTER PROCESS TECHNOLOGY, INC.

1430 ENCLAVE PARKWAY

HOUSTON, TEXAS 77077

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4497638	NONE		06178491	4370303	NONE		06272457	4433984	NONE		06299587
4820494	NONE		06312377	4390502	NONE		06318926	4437979	NONE		06345099
4426359	NONE		06345100	4434049	NONE		06359156	4427537	NONE		06359157
4550769	NONE		06375730	4544480	NONE		06394107	4492624	NONE		06431588
4426276	NONE		06486802	4601814	NONE		06498883	4478708	NONE		06540359
4666586	NONE		06568354	4556541	NONE		06583134	4552644	NONE		06583135
4906442	NONE		06583136	4585543	NONE		06587905	4585544	NONE		06587937
4552645	NONE		06587952	4556479	NONE		06598705	4633019	NONE		06611579
4584090	NONE		06648090	4786400	NONE		06648676	4732740	NONE		06658474
4615795	NONE		06684009	4664778	NONE		06720171	4756886	NONE		06850144
4816137	NONE		06911078	4824658	NONE		06944327	4904455	NONE		07072904
RE33728	NONE		07081716	4814067	NONE		07084328	4919898	NONE		07243462
5006131	NONE		07253542	4904372	NONE		07273266	4900347	NONE		07333214
5098672	NONE		07362028	5106587	NONE		07385821	5037617	NONE		07461065
5035732	NONE		07462395	5009769	NONE		07496164	5087349	NONE		07602416
5114682	NONE		07648584	5181937	NONE		07659483	5110323	NONE		07697702
5254788	NONE		07757177	5167795	NONE		07758531	5181482	NONE		07807445
5244576	NONE		07831242	5220093	NONE		07863176	5320741	NONE		07865317
5571482	NONE		07874590	5271827	NONE		07902913	5268104	NONE		07910214
5254318	NONE		07916366	5340545	NONE		08016060	5324484	NONE		08016766
5259855	NONE		08041680	5414170	NONE		08060880	5435906	NONE		08104178
5368726	NONE		08112419	5523502	NONE		08151342	5427655	NONE		08153885
6482312	NONE		08176970	5837129	NONE		08237224	5382707	NONE		08246579
5662868	NONE		08310529	5723040	NONE		08333549	5565176	NONE		08409182
6267359	NONE		08430937	5976355	NONE		08574585	5730859	NONE		08680675
6395952	NONE		08696578	5981818	NONE		08734036	5766558	NONE		08746124
5859304	NONE		08764974	5768715	NONE		08816593	5768913	NONE		08843448
5891346	NONE		08846679	5939596	NONE		09006076

Correspondence name and address
	HEDMAN & COSTIGAN, PC
	ALAN B. CLEMENT
	1185 AVENUE OF THE AMERICAS
	SUITE 2003
	NEW YORK, NY 10036

Assignment: 2

Reel/Frame:	024218/0841			Pages:	15
		Recorded:	04/13/2010
Attorney Dkt #:	1003465.000 (696-231)
Conveyance:	CORRECTIVE ASSIGNMENT TO CORRECT THE US PATENT NUMBER 5,532,502 PREVIOUSLY RECORDED ON REEL 011855 FRAME 0951. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNOR'S INTEREST OF US PATENT NUMBER 5,523,502.