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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
had been invented
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had been invented" is correct and usable in written English.
It is typically used to indicate that something was created or developed at a point in the past before another past event. Example: "By the time the new technology was introduced, many similar devices had been invented."
✓ Grammatically correct
News & Media
Encyclopedias
Science
Wiki
Alternative expressions(20)
had been created
had been developed
was created
was developed
was originated
was conceived
came into being
was formulated
was brought into existence
was established
had been initiated
had been piloted
had been made
had been sentenced
had been advertised
had been changed
had been reminded
had been emphasized
had been chased
had been explored
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
film, had been invented.
News & Media
Nothing else had been invented".
News & Media
Everything I was had been invented.
News & Media
Neither Amazon nor Google had been invented.
News & Media
If he had been, and phones had been invented, they would no doubt have been ringing.
News & Media
She'd want to know what other technological marvels had been invented in the past 41 years.
News & Media
I then posed a proposition: imagine the internet had been invented before newspapers.
News & Media
"Because it was so unexpected a lot of people thought it had been invented.
News & Media
A special insult, I discovered, had been invented for people like me: "Big for nothing".
News & Media
Farther down the street was the place where he said celluloid had been invented.
News & Media
And once snacking had been invented, all the glories of human civilization were bound to follow.
News & Media
Expert writing Tips
Best practice
When writing about technological advancements, use "had been invented" to emphasize that the invention occurred before a specific point in time. For example: "By 1950, the transistor "had been invented", revolutionizing electronics."
Common error
Avoid using "had been invented" when simply stating the existence of an invention without reference to a prior past event. Instead, use "was invented". For example, say "The telephone was invented by Alexander Graham Bell" instead of "The telephone had been invented by Alexander Graham Bell."
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had been invented" functions as a past perfect passive construction, indicating that something was created or devised at a point in time preceding another past event. Ludwig's examples show its use in various contexts, confirming its established grammatical role.
Frequent in
News & Media
60%
Encyclopedias
15%
Wiki
10%
Less common in
Science
15%
Formal & Business
0%
Academia
0%
Ludwig's WRAP-UP
The phrase "had been invented" is a grammatically sound and frequently used expression that employs the past perfect tense to denote an invention or creation prior to a specific past event. According to Ludwig AI, the phrase is most commonly found in "News & Media", "Encyclopedias" and "Wiki" contexts, and its neutral register makes it suitable for various forms of communication. It's crucial to use the past perfect tense correctly, distinguishing it from the simple past to accurately convey chronological order. When a simple past tense is needed the term "was invented" can be preferred. By understanding the appropriate context and grammatical function, writers can confidently and effectively use "had been invented" in their work.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
was created
Focuses on the act of creation rather than the specific process of invention.
was devised
Emphasizes the planning and cleverness involved in the creation.
was developed
Highlights the process of improvement and refinement in the creation.
was pioneered
Highlights the innovative aspect and being the first to develop something.
was originated
Stresses the point of origin or beginning of something.
was conceived
Focuses on the initial idea or mental formulation of something.
came into being
A more formal way of saying something was created or started to exist.
was formulated
Suggests a structured and methodical approach to creation.
was brought into existence
A more elaborate way of saying something was created.
was established
Implies setting up or founding something, often used for systems or organizations.
FAQs
How is "had been invented" used in a sentence?
Use "had been invented" to indicate that something was created or developed before a specific time in the past. For example: "By the time the first personal computers became available, the microchip "had been invented"."
What can I say instead of "had been invented"?
You can use alternatives such as "was created", "was devised", or "was developed" depending on the specific context.
When should I use "was invented" versus "had been invented"?
"Was invented" is used to state the simple past, while "had been invented" is used for the past perfect, indicating an action completed before another action in the past. Example: "The printing press was invented in the 15th century. By the 16th century, books were more widely available because the printing press "had been invented"".
Is it correct to say "had been invented by"?
Yes, "had been invented by" is grammatically correct and used to specify the inventor of something in the past perfect tense. For example: "The telephone "had been invented" by Alexander Graham Bell before the first public call was made."
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested