1.   Almost all manufacturers sell PC models that feature Universal Serial Bus, or USB, ports, and some still sell versions with parallel and serial port connections.

2.   At stake are the rights to sell digital versions of many of the books published in the last century.

3.   Before a drug becomes generic, the patent holder seeks FDA approval to sell a version of the drug directly to consumers.

4.   Both companies have requested FDA approval to sell synthetic versions of the drug.

5.   A separate version will be sold by Toyota.

6.   A lower-wattage version is sold to consumers.

7.   But last week a federal district court judge in New York declined to block Klebanoff from selling digital versions of eight novels published in print by Random House.

8.   By selling milder versions of these drugs, and advertising heavily, manufacturers create new products that often have bigger revenues than the original drugs ever did.

9.   Earlier this month, Hoffmann-La Roche got FDA clearance to sell its version, called Invirase, for use with existing HIV treatments.

10.   Games companies have begun giving their players the ability to connect to computer networks, while Sega has started selling versions of its games for computers.