The phrase "sought beyond that" is grammatically correct and can be used in written English.
It is typically used when describing the efforts or actions taken to find or achieve something that is not easily attainable or within reach. Here is an example: "After months of searching, they finally found a solution to their problem that they thought was sought beyond that."
The plateau that is now being reached enables this generation to be of a higher social conscience, seeking rewards far beyond that which mere money can bring.
Like me, they sought solutions that went beyond charity.
Though city officials are consistently pilloried for Mumbai's pothole-studded roads, poor rain preparedness and a mismanaged city, residents have sought to move beyond that blame game.
Recognizing that the "war on drugs" was feeding the divide between minority communities and law enforcement, the High Point Police Department sought an approach that went beyond buy-busts and police raids.
Together they sought out locales that go beyond art to make the many stories of the city's rich history come alive, from the palace of feisty queen Marie de Medici to where Serge Gainsbourg first kissed Jane Birkin.
In the current study, we sought direct evidence that goes beyond the "correlative triad" observed between adult age, DA, and cognition in humans (Backman et al. 2006), We used functional magnetic resonance imaging (fMRI) to measure specific brain responses to episodic encoding processes in young and old subjects.
But Mr. Rajaratnam, a 53-year-old Sri Lankan native, sought out information that was confidential, beyond the reach of research, and illegally traded on it, a jury in Federal District Court in Manhattan found on Wednesday, convicting him on all 14 counts of securities fraud and conspiracy.
The guild is seeking concessions that go beyond the contract that a smaller actors union, the American Federation of Television and Radio Artists, reached with studios on July 8.
These consumers are seeking products that go beyond modern design and new runway trends — looking for an eco-friendly kind of "quality seal" and now, thankfully, they can find what they are looking for.
Not every employer is going to view you on that scale, so seek experiences that go beyond the classroom.
