* G20 to pledge to keep economic supports in place
* Credit Suisse upgrades Caterpillar to outperform
* BlackBerry maker's revenue misses view, shares fall
* Unilever buy Sara Lee's personal care business
* For up-to-the-minute market news, click [STXNEWS/US] (Adds quote, byline)
By Rodrigo Campos
NEW YORK, Sept 25 (Reuters) - U.S. stock index futures edged higher on Friday ahead of key data expected to show a small gain in new orders for durable goods.
A pledge from world leaders at the Group of 20 nations summit to keep emergency economic supports in place until a robust recovery takes hold helped stem recent fears that government efforts to support financial markets would end anytime soon. [ID:nSUM000113].
The U.S. durable goods data at 8:30 a.m. (1230 GMT) is expected to show new orders rose 0.5 percent in August after surging 5.1 percent in July, a poll of 75 economists forecast.
The final Reuters/University of Michigan reading of consumer sentiment for September is expected at 9:55 a.m. (1355 GMT). A Reuters poll of economists showed the gauge is expected to rise to 70.3 from a reading of 65.7 in August.
U.S. new home sales data is due at 10 a.m. (1400 GMT). Economists look for sales increasing to an annual rate of 440,000 units in August from 433,000 in July, which was the highest in 10 months.
Following two days of losses, and with the U.S. dollar
<.DXY> edging lower and crude oil prices
S&P 500 futures
Shares of Research In Motion Ltd
Caterpillar Inc
Unilever NV
The G20 rich and developing countries, holding a two-day summit in Pittsburgh, will aim to implement new rules by the end of 2012 to improve bank capital and discourage excessive leverage. [ID:nLP422374].
The world's central banks said Thursday they would scale back infusions of U.S. dollars into their banking systems.
U.S. stocks fell on Thursday on weak housing data and investor worries that the officials may curb economic stimulus efforts too soon. (Editing by Padraic Cassidy) ((rodrigo.campos@thomsonreuters.com; + 1 646-223-6344; Reuters Messaging: rodrigo.campos.reuters.com@reuters.net))