The phrase "a development stage" is correct and usable in written English.
It can be used to refer to a specific phase in a process of development, often in contexts like project management, product development, or personal growth.
Example: "The project is currently in a development stage, where we are finalizing the design and testing prototypes."
Alternatives: "a growth phase" or "a progress stage".
A model based on individual-vehicle characteristics as function of time is developed and implemented in a real case study at a development stage.
Plant metabolic engineering is still at a development stage and faces several challenges, in particular with the time necessary to develop plant based solutions to bio-industrial demands.
A BBC spokeswoman confirmed the project was in development, but said that the project was in "too early a development stage to comment further".
As snow begins to melt, signaling winter's end, the caterpillars and fleabanes enter a development stage in which they are poorly equipped to survive frost.
He was instrumental in guiding AngioDynamics from a development stage company to its present position as a publicly-traded leader in innovative products for the peripheral vascular disease marketplace.
As part of the series, a new play, in a development stage somewhere between a staged reading and a full-blown production, will be put on every month, and here's the kicker: All tickets will be $10.
This not only highlighted a development stage-dependent role for PTEN in maintaining stemness but also suggested a potential temporal regulation difference between stem cell self-renewal and tumorigenesis.
"This is not a development-stage play," he said.
Still a development-stage company, GEO lost $9.9 million in 1997 on just $3.1 million in sales.
In 1999, following the acquisition of Centocor by Johnson & Johnson, he founded Neuronyx Inc., a development-stage biopharmaceutical company located in Malvern, Pennsylvania.
At this point, we're still a development-stage company: we haven't sold a thing; we don't have a dollar of revenue.
