The phrase "a press launch" is correct and usable in written English.
It can be used when referring to an event or announcement intended to inform the media about a new product, service, or initiative.
Example: "The company organized a press launch to unveil their latest smartphone model."
Alternatives: "a press release" or "a media launch".
"We wanted to surround Hitler with our own words," he said at a press launch.
"Simon is the master at this," said Barlow at a press launch last week.
Sixteen people had to be rescued after it broke down during a press launch in its opening month.
He said at a press launch last week: "Five million-plus would be great, after that it doesn't matter".
Speaking at a press launch in central London, he said: "I didn't want to do a musical which we took too seriously.
I did a press launch and they said 'What do you think of The Office?' and I said I had never seen it.
Apple and Google tend to announce a smattering of stats to show their respective app stores' growth whenever they have a big press launch for iOS or Android.
On Tuesday, I had a breakfast press launch for Richard James's suits for M&S (side note: they're rather nice and will do well for weddings), and so reached for the teal-and-orange patterned silk PJ top.
Tipping the Velvet has been adapted for BBC2 by veteran screenwriter Andrew Davies, who invited newspapers' interest by openly bragging the drama was "absolutely filthy" at a recent press launch.
At a UN press launch in Mumbai today, the United Nations Human Rights Office unveiled its latest weapon in the fight against homophobia: a Bollywood-style pop video called "The Welcome".
Amess branded rival towns as "absolute dumps" and, after a disastrous press launch at the end of the pier that apparently included an impromptu operatic turn from a council employee, Southend was beaten by Hull, which, incidentally, was named the country's "least romantic" place in the same recent survey that Southend topped.
