Boston Scientific (BSX

) says a U.S. District Court jury in Delaware found that Johnson & Johnson's (JNJ

) CYPHER drug-eluting stent infringes a Boston Scientific patent, and that J&J's Cypher, Bx Velocity, Bx Sonic, and Genesis stents infringe a second Boston Scientific patent.

Exxon Mobil (XOM

) sells oil-producing properties in the Permian Basin of West Texas and New Mexico to XTO Energy (XTO

) for $215 million.

Wal-Mart (WMT

) says June same-store sales growth for U.S. is estimated to be 4.5%, vs. its previous guidance of 2% to 4%. Strength was seen in seasonal merchandise sales. Oppenheimer reportedly upgrades to buy from neutral.

Alvarion (ALVR

) cuts second-quarter guidance to a loss of 6 cents to 8 cents (GAAP) on revenue of $46 million to $47 million. The company cites customer delays and projects the second half of 2005 to be "better than first half". S&P keeps strong buy.

Gateway (GTW

) says it was awarded contracts to supply technology products across three major categories (desktops, notebooks, and displays) to the government of California.

Bausch & Lomb (BOL

) is to acquire a 55% interest in Shandong Chia Tai Freda Pharmaceutical Group, the leading ophthalmic pharmaceutical company in China, from Sino Biopharmaceutical Ltd. for $200 million cash. Bausch & Lomb agrees to buy an additional 15% interest in the future.

CS First Boston downgrades KB Home (KBH

) and M.D.C. Holdings (MDC

) to underperform from neutral and also downgrades Ryland Group (RYL

) to neutral from outperform.

Mohawk Industries (MHK

) plans to acquire Belgium-based Unilin Holding NV for about $2.6 billion (2.2 billion euro). Unilin had annual sales in Belgian GAAP of about $1 billion (837 million euro) and EBITDA margins of 29%.

Legg Mason upgrades Amazon.com (AMZN

) to buy from hold.

Deutsche Telekom (DT

) is exploring whether to sell its U.S. wireless operation, T-Mobile USA, which could fetch as much as $30 billion, according to the Wall Street Journal.

Procter & Gamble's (PG

) deal to acquire Gillette (G

) may be getting more scrutiny from the EU, according to CNBC.

Mercury Interactive (MERQ

) cuts second-quarter guidance to 30 cents to 35 cents earnings per share (non-GAAP) on revenue of $200 million to $205 million from 33 cents to 37 cents earnings per share on $205 million to $215 million in revenue. The company cites a shortfall in Europe. It is to conduct an internal investigation of past stock option grants.

Alvarion (ALVR

) cuts second-quarter guidance to a loss of 6 cents to 8 cents (GAAP) on revenue of $46 million to $47 million. The company cites customer delays and projects second-half of 2005 to be "better than first half."

Bear Stearns upgrades Deere & Co. (DE

) to outperform from underperform.

Young Broadcasting (YBTVA

) sees 2005 net revenue of $200 million to $204 million and station operating performance (non-GAAP measure) of $40 million to $42 million. The company notes continued weakness in the San Francisco market, in its national sales across the country.

Omnicare, Inc. (OCR

) agrees to purchase substantially all of the assets of RxCrossroads L.L.C., a provider of specialty pharmaceutical services, for $235 million in cash.

Able Laboratories (ABRX

) postpones its scheduled 2005 annual meeting of stockholders.