Common use of BOEING PROPRIETARY Clause in Contracts

BOEING PROPRIETARY. 1162-SKC-977-1 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.

BOEING PROPRIETARY. 6-1162-SKC-977-1 SKC-982 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 787 aircraft (the Aircraft) This letter agreement (Letter Agreement Agreement) is entered into on the date below, and amends and supplements the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft)Agreement. All terms used herein and in the Purchase Agreement, and but not defined herein, shall in this Letter Agreement have the same meaning as in the Purchase Agreement.. ***

BOEING PROPRIETARY. 1162-SKC-977-1 SKC-974 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.

BOEING PROPRIETARY. 1162-SKC-977-1 SKC-1151 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 787 aircraft (the Aircraft) This letter agreement (Letter Agreement Agreement) is entered into on the date below, and amends and supplements the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft)Agreement. All terms used herein and in the Purchase Agreement, and but not defined herein, shall in this Letter Agreement have the same meaning as in the Purchase Agreement.. ***

BOEING PROPRIETARY. 1162-SKC-977SKC-976-1 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.

BOEING PROPRIETARY. 1162-SKC-977-1 2 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.

BOEING PROPRIETARY. 6-1162-SKC-977-1 SKC-975 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. Airlines (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.

BOEING PROPRIETARY. 1162-SKC-977SKC-976-1 2 Northwest Airlines, Inc. ▇▇▇▇ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇▇, Minnesota 55121 Subject: *** Reference: Purchase Agreement No. 2924 (the Purchase Agreement) between The Boeing Company (Boeing) and Northwest Airlines, Inc. (Buyer) relating to Model 787-8 aircraft (the Aircraft) This Letter Agreement amends the Purchase Agreement dated as of even date herewith between Boeing and the Buyer relating to Model 787-8 aircraft (the Aircraft). All terms used herein and in the Purchase Agreement, and not defined herein, shall have the same meaning as in the Purchase Agreement.