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had been designing
  • past perfect progressive of design.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Huntington Ingalls Industries and General Dynamics Bath Iron Works, which build the Navy’s Arleigh Burke-class destroyers and had been designing a new generation of destroyers, are now designing the new Trump-class battleship.

From The Wall Street Journal • May 12, 2026

We had been designing rings, and Langely had a secret flight planned for mid-March to ask my father’s permission in person.

From New York Times • May 12, 2020

That’s certainly not enough to afford a Frank Lloyd Wright house — at least the ones he had been designing at the time, which would run about $650,000 in today’s dollars.

From Washington Post • Jul. 6, 2019

“The company had lost its way,” said Mr. Kozik, who had been designing toys for Kidrobot before being hired by its new owner, a toy company called the National Entertainment Collectibles Association.

From New York Times • Mar. 29, 2017

Then she confessed that for a fortnight past she had been designing in water colors a series of menu cards for the wedding feast.

From Fruitfulness by Vizetelly, Ernest Alfred