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Patent Assignment Assignor Details

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Assignor Name : SK ENERGY CO., LTD

Total Assignments: 2

Assignment: 1

Reel/Frame:	026576/0776			Pages:	13
		Recorded:	07/12/2011
Attorney Dkt #:	086622-0010
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

1

SK ENERGY CO., LTD

Exec Dt:

01/01/2011

Assignee

1

SK INNOVATION CO., LTD.

99, SEORIN-DONG, JONGRO-GU

SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF

Properties

	Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #
	7615289	US20070093643		10596842		7601663	US20060058562		11223833		7939702	US20070083071		11421496
	7718840	US20070010699		11426847		7589042	US20070135297		11671794		7732092	US20080193838		11908482
	7776466	US20080160400		11908581		NONE	US20080187828		11913567		7838455	US20090018291		11995266
	NONE	US20080210597		11996251		8293961	US20090012339		11996319		7985817	US20080262174		12065974
	8232767	US20080290877		12095066		NONE	US20080274878		12158279		8652675	US20080299449		12159533
	7663013	US20090112035		12265729		NONE	US20100261064		12270675		NONE	US20100233536		12280262
	8003840	US20090088594		12297352		7939965	US20090322155		12302373		8217623	US20090302803		12303309
	7880433	US20090237030		12303315		8766598	US20100283433		12303628		7919424	US20100004120		12512676
	7833926	US20090326175		12533816		7883672	US20100040518		12582843		7982429	US20110187327		12971941
	8202499	US20110091359		12979543

Correspondence name and address
	LOUIS J. DELJUIDICE
	MCDERMOTT WILL & EMERY
	600 13TH STREET, N.W.
	WASHINGTON, DC 20005-3096

Assignment: 2

Reel/Frame:	026932/0203			Pages:	13
		Recorded:	09/20/2011
Attorney Dkt #:	12152-0072
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

1

SK ENERGY CO., LTD

Exec Dt:

01/01/2011

Assignee

1

SK INNOVATION CO., LTD.

99, SEORIN-DONG, JONGNO-GU

SEOUL, KOREA, REPUBLIC OF 110-110

Properties

	Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #		Pat #	Pub #	Intl #	App #
	7435761	US20060009538		10943997		7332531	US20050277702		10964639		NONE	US20060228540		11126279
	8057718	US20070116944		11698088		7947752	US20080139681		12068803		8506892	US20090288400		12084208
	7887727	US20100041779		12084295		8486521	US20090075049		12232112		NONE	US20090023825		12232195
	NONE	US20090130547		12232579		8048936	US20090148685		12292584		NONE	US20090306850		12310972
	8003204	US20090169862		12318167		7847039	US20090176948		12318672		7645844	US20090176949		12318673
	NONE	US20100029896		12458998		8067511	US20100120981		12557801		7928173	US20100081776		12565220
	8163867	US20100121026		12598657		8334354	US20100113729		12608226		8013086	US20100113720		12612157
	8795826	US20110027642		12936416		NONE	US20110033743		12936436		8436113	US20110152475		12967235
	NONE	US20110098426		12981647		NONE	US20110064929		12992621		8597775	US20110104468		12995471
	8372996	US20110172380		13063513		8563120	US20110268942		13181853		8801984	US20110266707		13183748
	NONE	US20110282011		13192812		8232359	US20110319576		13223636

Correspondence name and address
	CLARK & BRODY
	1700 DIAGONAL RD.
	SUITE 510
	ALEXANDRIA, VA 22314

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