"extensive utility" is a correct and usable phrase in written English.
It is typically used to describe something that has a large number of practical uses or applications. For example, "This new software has extensive utility, allowing users to complete tasks with ease and efficiency."
Poly(lactic acid) (PLA) is a synthetic polyester that has shown extensive utility in tissue engineering.
Despite the extensive utility of these tools, locus-specific delivery of synthetic molecules remains limited by a lack of adequate technologies.
Ms. Burgess-Levy is herself married to a former congressman, David A. Levy, though she said she had extensive utility experience, having worked for the authority or its predecessor for nearly 20 years.
He made the idea central to his discussion of social cooperation, arguing that the division of labour did not arise from human wisdom but was the "necessary, though very slow and gradual, consequence of a certain propensity in human nature which has in view no such extensive utility: the propensity to truck, barter, and exchange one thing for another".
Extensive utility conservation efforts fit more easily with the second of these models.
Dioscorea nipponica has high medicinal value, extensive utility and encouraging market prospects.
The work will take at least a week, possibly longer, because the damage was so extensive, and utility companies called in thousands of crews from all around the country to help out.
Their remarkable adaptability, evolving population structure, and extensive industrial utility have made L. casei an organism of significant interest in the scientific community.
However, to address its clinical utility extensive in vivo studies are required.
Though this management technique has been used successfully in relatively extensive grasslands, its utility on smaller grassland patches is less clear.
An extensive array of utility networks are buried underneath the ground surface and provide essential services for society's daily life in terms of water, natural gas, electricity, telecommunications, sewerage, etc.
