PATENT INDEMNIFICATION AGREEMENT

Exhibit 10.4

FOIA Confidential Treatment Requested

Execution Version

This PATENT INDEMNIFICATION AGREEMENT, dated and effective as of July 13, 2010, is entered into by and among, on one side, Toshiba Corporation, a Japanese corporation (“Toshiba”), and, on the other side, SanDisk Corporation, a Delaware corporation (“SanDisk Corporation”), and SanDisk **** and SanDisk together with Toshiba, the “Parties”).

WHEREAS, Toshiba and SanDisk are parties to that certain Flash Forward Master Agreement, dated as of the date hereof (the “FF Master Agreement”);

WHEREAS, Toshiba and SanDisk are parties to that certain 3D Collaboration Agreement, dated as of June 13, 2008 (the “3D Collaboration Agreement”), pursuant to which the Parties have agreed to expand their collaboration through a project for the joint development of and technical collaboration on **** (as defined in the 3D Collaboration Agreement) and technology;

****

WHEREAS, recognizing that the products SanDisk will acquire from the Company will have been manufactured using Toshiba patents and technology, and recognizing that SanDisk, as an owner of the equity interests in the Company, will benefit from Toshiba’s making available its patents and technology to the Company, the Parties have determined to enter into this Agreement, which is required by the FF Master Agreement.

NOW, THEREFORE, the Parties agree as follows:

1. INDEMNIFICATION.

1.1	Patent Infringement. With regard to any and all sales of Y5 NAND Flash Memory Products and ****, if applicable, by the Company to SanDisk (“Company Products”):

(a)

Subject to the terms and conditions listed below, Toshiba agrees to indemnify and defend SanDisk in any legal proceeding, lawsuit or other judicial action, **** claims that the Company Products supplied by the Company infringe any **** patent(s). With regard to any claim of patent infringement for which Toshiba has indemnification obligations hereunder, Toshiba’s obligations are subject to the following conditions:

(i)	SanDisk shall notify Toshiba in writing of such claim ****;

(ii)	SanDisk shall also notify Toshiba in writing ****;

(iii)

SanDisk shall provide Toshiba with notice of any other written communication indicating potential patent infringement claims against the Company Products ****; provided, however, SanDisk’s failure to provide such notice shall in no way constitute a breach of this Agreement by SanDisk nor in any way excuse Toshiba’s obligations under this Agreement;

(iv)	**, Toshiba shall have the sole and exclusive control of the defense or settlement of such claim; **; and

(v)	SanDisk shall provide all reasonable assistance in defending such claim.

**** Indicates that certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions.

Exhibit 10.4

FOIA Confidential Treatment Requested

Execution Version

(b)	Notwithstanding the foregoing, Toshiba shall not be obligated to indemnify or defend SanDisk in the event that such infringement arises from:

(i)

****;

(ii)

****

(iii)

****

(c)

****

(d)

****

(e)

****

(f)

In addition to the obligations set forth above, should any third party patent claim result in a temporary or permanent injunction against the manufacture, use, sale, offer for sale, importation or otherwise disposal of the Company Products by SanDisk, Toshiba shall use best efforts to undertake one of the following actions:

(i)

****

(ii)

****

(g)

The total cumulative liability of Toshiba under this Agreement, exclusive of the remedy set forth in subparagraph (e) above, shall be limited (i), with respect to ****, to an amount not to exceed the greater of (x) **** or (y) ****, and (ii), with respect to ****, if applicable, to an amount not to exceed the greater of (x) ****or (y) ****.

1.2	Qualifying Claims.

(a)

If either Party receives a notice of a **** or becomes aware that the Company has received such a notice, it shall promptly notify the other Party. Promptly following the notified Party’s receipt of such notice from the notifying Party, the Parties shall meet and discuss in good faith whether and how ****, in accordance with the principles set forth in Section 1.2(b).

(b)	In discussing and evaluating each **, Toshiba and SanDisk shall discuss and agree upon **

(c)	If despite their good faith efforts the Parties are not able to agree upon ** pursuant to Section 1.2(b) for **, the matter shall be resolved in accordance with the dispute resolution procedures set forth in the FF Master Agreement.

(d)

****.

1.3

****.

2. TERMINATION

This Agreement shall terminate ****, and upon such termination, this Agreement shall be of no further force and effect, and Toshiba and SanDisk shall thereafter have no liability hereunder.

Exhibit 10.4

FOIA Confidential Treatment Requested

Execution Version

3. MISCELLANEOUS

3.1	Certain Definitions and Interpretive Rules.

(a)	As used herein, the term “Agreement” means this Patent Indemnification Agreement together with any exhibits, schedules, appendices and attachments hereto.

(b)

Capitalized terms used but not defined in the main body of this Agreement shall have the respective meanings assigned to them in attached Appendix A. If any capitalized term used in this Agreement is not defined in either the main body of this Agreement or Appendix A, it shall have the meaning assigned to it in the FF Master Agreement.

(c)	The rules of construction and documentary conventions and general terms and conditions set forth in Appendix A shall apply to this Agreement.

3.2

****

(a)

****

(i)

****

(ii)

****

(iii)

****

3.3

Survival. Except as otherwise specifically provided in this Agreement, all covenants, agreements, representations and warranties of the Parties made in or pursuant to such agreement or instrument shall survive the execution and delivery of such agreement or instrument and the closing of the transactions contemplated thereby, notwithstanding any investigation by or on behalf of any party. Further, the provisions set forth in this Article III shall survive and shall apply with respect to this Agreement following termination thereof pursuant to Article II hereof.

3.4

Assignment. Neither Party shall transfer, or grant or permit to exist any Lien (except Permitted Liens) on, this Agreement or any of its rights hereunder, (except for any transfer to an Affiliate or in connection with a merger, consolidation or sale of all or substantially all the assets or the outstanding securities of such Party, which transfer shall not require any consent of the other Party) without the prior written consent of the other Party (which consent may be withheld in each such other Party’s sole discretion), and any such purported transfer or Lien without such consent shall be void. ****

3.5	Governing Law. This Agreement shall be governed and construed as to all matters including validity, construction and performance by and under the substantive laws of the State of California.

3.6

**** Notwithstanding the provisions of Section 2.9 of Appendix A, any other provision of this Agreement, and any delay beyond the date of hereof of execution by **** of this Agreement, Toshiba and SanDisk acknowledge and agree that, by the execution and delivery hereof to Toshiba and SanDisk Corporation: (i) this Agreement shall be effective as between Toshiba and SanDisk Corporation as of the date hereof; and (ii) ****.

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Exhibit 10.4

FOIA Confidential Treatment Requested

Execution Version

IN WITNESS WHEREOF, the Parties have caused this Agreement to be executed and delivered as of the date and year first above written.

	TOSHIBA CORPORATION
	By:	/s/ Xxxxxxx Xxxxxxxxx
	Name:	Xxxxxxx Xxxxxxxxx
	Title:	President and CEO
		Semiconductor Company
		Corporate Senior Vice President

	SANDISK CORPORATION
	By:	/s/ Xxx Xxxxxx
	Name:	Xxx Xxxxxx
	Title:	Chairman and CEO


	****

[Signature page to Flash Forward Patent Indemnification Agreement]

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PATENT INDEMNIFICATION AGREEMENT

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