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EXHIBIT A

Case5:00-cv-20905-RMW Document4231-1 Filed01/11/13 Page1 of 6

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Four Claims-in-Suit Invalidated

Four Claims-in-Suit Invalidated

120 Patent

Claim 33

Rejected by BPAI decision dated January 19, 2012

See Taylor Decl., 13, 14, and 18, Exh. 10.

916 Patent

Claim 28

Rejected by BPAI decision dated June 14, 2012

See Taylor Decl., 13, 14, and 18, Exh. 14.

863 PatentClaim 16

Rejected by PTAB decision dated October 23, 2012

See SupplementalBrown Decl., 3; Exh. 46.

020 Patent

Claim 36

Rejected by PTAB decision dated December 10, 2012

See Nissly Decl., 1; Exh. A.

SK Hynix Inc., et al. v. Rambus Inc., No. C-00-20905 RMW (N.D.Cal.).

Hearing: Dec. 19, 2012.


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Four Claims-in-Suit Invalidated Based OnPTAB Ruling On 184 Patent

Four Claims-in-Suit Invalidated Based OnPTAB Ruling On 184 Patent

020 Patent

Claim 32

Related claims rejected by BPAI decisions dated January 19, 2012and December 10, 2012

See Taylor Decl., 62-72; 118 (relying upon the 184 Patent,Claim 14); Exhs. 5 and 16.

See also Nissly Decl., 1; Exh. A.

105 Patent

Claim 34

Related claims rejected by BPAI decision dated January 19, 2012

See Taylor Decl., 27-35; 113-114 (relying upon the 184 Patent,Claim 22); Exhs. 2 and 16.

918 Patent

Claim 33

Related claims rejected by BPAI decision dated January 19, 2012

See Taylor Decl., 53-61; 115-117, (relying upon the 184 Patent,Claim 22); Exhs. 4 and 16.

916 Patent

Claim 40

Related claims rejected by BPAI decisions dated January 19, 2012;June 14, 2012; September 27, 2012; and December 10, 2012

See Taylor Del. at 95-100; 119-120, (relying upon the184 Patent, Claim 22); Exhs. 8, 14, 16 and 21.

See also Nissly Decl., 2; Exh. B.




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Two Claims-in-Suit Invalidated BecauseNo Patentably Significant DifferencesTwo Claims-in-Suit Invalidated BecauseNo Patentably Significant Differences

918 Patent

Claim 24

Related claims rejected by BPAI decision dated June 14, 2012

See Taylor Decl., 36-52; 115-117, Exhs. 3 and 14.

916 Patent

Claim 9

Related claims rejected by BPAI decisions dated January 19,

2012; January 27, 2012; June 14, 2012; and December 10, 2012

See Taylor Decl., 85-94; 119-120, Exhs. 7, 10, 14, 16 and 18.See also Nissly Decl., 2; Exh. B.




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RambusFeatures 120/33 916/28 863/16 020/36 020/32 105/34 918/33 916/40 918/24 916/9

Programmable

CAS latency X X X X

Programmable

burst length X X X X X X X

Autoprecharge X X

Dual-edge

clocking X X X

On-chip DLL X X X X



X = Feature in Claim-In-Suit

Claim-in-suit rejected directly by Board decision

Claim-in-suit has no patentably significant differences from claim rejected in final Board decision re 184 patent

Claim-in-suit has no patentably significant differences from claims rejected in other Board decisions


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11/1999

American Inventors

Protection Act

creates inter partes

reexamination

08/2000

Hynix files 905 case

against Rambus

(105, 443, 918)

11/2002

Third parties

who request

inter partes

reexamination

are given right

to appeal to

BPAI and

Federal Circuit

07/2005

CRU formed

08/2007

Samsung reexams on

916 (Bennett) and 184

(iAPX, Inagaki, Lofgren)

11/2008

Micron reexams on 184 (iAPX, Inagaki,

Lofgren), 916 (Bennett), and 863

(iAPX, Lofgren, Inagaki); Samsung

reexams on 285 and 051 (Bennett),

037 (Bennett, Bowater), 696

(Bennett, Inagaki), and 446 (Bennett,

Bowater, Inagaki)

01/2005

Rambus files

334 case

against Hynix,

Samsung,

Nanya

11/2002

Rambus adds

120, 020,

916, and 863

to 905 case

03/2009

Micron reexams on

037 (Bennett,

Bowater) and 446

(Bennett, Bowater,Inagaki)

04/2010

Hynix reexam

on 105

10/2007

Samsung reexam on295 (iAPX, Inagaki)

12/2008

Micron reexams on 285 (Bennett), 020

(Bennett, Inagaki, Lofgren), 696 (Bennett,

Inagaki), and 051 (Bennett)

10/2008

Samsung reexam on

051 (Bennett)

01/2008

Samsung reexam

on 020 (Bennett,

Inagaki, Lofgren)

05/2010

Hynix reexams on

120, 916, and 020

02/2009Micron reexam on 120

(iAPX, Bennett, Bowater)

1999 2000 2001 2002 2005 2006 2007 2008 2009 2010



03/2006905 Patent

Trial

02-03/2008

905 Conduct

Trial

03/2009

Final order rejecting

Hynixs equitable

defenses

10/2006

Samsung

reexam on

120 (iAPX,

Bennett,

Bowater)

06/2007

Samsung reexam

on 863 (iAPX)

08/2010Hynix reexams on

037 and 446

06/2005

Rambus

files 298

case

against

Samsung

01/2006

Rambus files

244 case

against Micron

02/2010

Hynix reexam

on 105

02/2009

Hynix reexams on

105 and 918

04/2009

Micron reexam on

443 (Bennett,

Lofgren, Bowater)


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