Used and loved by millions
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
occurred to date
Grammar usage guide and real-world examplesUSAGE SUMMARY
"occurred to date" is a correct phrase and can be used in written English.
It means something that has happened up until the current time. Example: The company has had a successful year with record-breaking profits, but the biggest event occurred to date was the acquisition of their top competitor.
✓ Grammatically correct
News & Media
Science
Alternative expressions(1)
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
24 human-written examples
The president said he was prepared to open the spigot on the 727-million-barrel Strategic Petroleum Reserve if there were a sudden and more severe supply disruption than has occurred to date.
News & Media
"I'm very happy with a lot of things that have occurred to date," James R. Cantalupo, the chairman and chief executive, said in a conference call with analysts and investors, "but I'm not at the point where I'm declaring any victory in terms of a turnaround".
News & Media
No recurrence has occurred to date.
Science
"It really is a sign of the overall scientific investigation dysfunction that has occurred to date in Saudi Arabia".
Science & Research
However, little has occurred to date and the Vatican's romanticization of the role of motherhood continues.
News & Media
That helps explain why even though 90+percentt of all nuclear reactors are currently off-line, no energy shortages or blackouts have occurred to date.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
36 human-written examples
There is a dire need to extend prevention programs to incarcerated populations, where high-risk injection and sexual behaviors are known to occur; to date, very few countries extend NEPs, OST, and ART to prisoners.
Science
The rigour with which comparisons can be made between the different studies, however, is constrained by variations in practices between laboratories and changes that have occurred to luminescence dating procedures over the years.
Science
Time was calculated from January 1 , 1995 date of HIV diagnosis, date of first available data on smoking or date of immigration whichever occurred last to date of aRRT, loss to follow-up, emigration, death, or 10 years after study inclusion, whichever occurred first.
Science
When we evaluated risk of CKD, time was calculated from January 1 , 1995 date of HIV diagnosis, date of first available data on smoking, first available CG-CrCl or date of immigration whichever occurred last to date of CKD, last available CG-CrCl, loss to follow-up, emigration, death, or 10 years after study inclusion, whichever occurred first.
Science
For the assessment of overall renal function over time, time was calculated from January 1 , 1995 date of HIV diagnosis, date of first available data on smoking, first available CG-CrCl or date of immigration whichever occurred last to date of aRRT, last available CG-CrCl, loss to follow-up, emigration, death, or 10 years after study inclusion, whichever occurred first.
Science
Expert writing Tips
Best practice
When using "occurred to date", ensure it clearly indicates that you are referring to events or situations that have happened up to the present moment. Avoid ambiguity by providing a specific time frame or context.
Common error
Avoid using "occurred to date" when you are referring to events that are expected to continue or change in the future. This phrase is best used to describe completed or concluded situations.
Source & Trust
82%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "occurred to date" functions as an adverbial phrase, modifying a verb to specify the timeframe of an action or event. It indicates that something has happened at some point in the past and continues up to the present moment. Ludwig AI confirms that this is a standard usage in English.
Frequent in
Science
48%
News & Media
36%
Wiki
8%
Less common in
Formal & Business
8%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "occurred to date" is a grammatically correct and accepted phrase used to indicate that something has happened up until the present time. Ludwig AI confirms its validity. It's most frequently found in scientific and news contexts, suggesting a neutral to formal register. While not extremely common, it's a useful phrase for providing temporal context and summarizing past events. When writing, ensure that the timeframe is clear and that the phrase is used appropriately to describe completed or concluded situations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
happened until now
Uses simpler vocabulary to express the same concept of events up to the present.
transpired so far
Employs a more formal verb, 'transpired', to convey what has happened until the present moment.
taken place up to now
Replaces "occurred" with "taken place", providing a more common alternative.
unfolded until today
Uses the verb "unfolded" to suggest a gradual revelation of events up to the current date.
materialized thus far
Replaces "occurred" with "materialized", indicating that something has become a reality up to this point.
come to pass until the present
A more formal and emphatic way of saying something has happened until now.
been the case up to this point
Focuses on the state of affairs rather than specific events, using "been the case".
played out until now
Uses "played out" to describe how events have unfolded over time.
arisen up to the current moment
Uses "arisen" to indicate that something has emerged or come into existence.
resulted until today
Focuses on the outcomes or consequences that have emerged up to the current date.
FAQs
How can I use "occurred to date" in a sentence?
Use "occurred to date" to describe events that have happened up until the present time. For example, "No recurrence has "occurred to date" in this patient's treatment".
What are some alternatives to "occurred to date"?
You can use phrases like "happened so far", "transpired until now", or "taken place up to now" depending on the context.
Is "occurred to date" formal or informal?
"Occurred to date" is generally considered a neutral to formal phrase. It is suitable for both professional and academic writing, but it might sound somewhat stilted in very informal conversation.
Which is correct: "occurred to date" or "that occurred to date"?
Both phrases can be correct depending on the sentence structure. "Occurred to date" is a standalone phrase, while "that occurred to date" is part of a relative clause modifying a noun. For example, "The largest outbreak "that occurred to date" was in 2003".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.4/5
Expert rating
Real-world application tested