Patent decision

BL number
Concerning rights in
Hearing Officer
Mr H Jones
Decision date
14 March 2006
Person(s) or Company(s) involved
ARM Limited
Provisions discussed
PA 1977 section 1(2)(c)
Excluded fields (allowed)
Related Decisions


The application relates to an optimised complier of application code in a data processing apparatus. The examiner argued that the new and non-obvious advance as per the CFPH approach lay entirely in a method for performing a mental act or an improved computer program. The hearing officer found that the ability to modify the compilation process in response to performance data determined by an embedded trace macrocell was sufficient to demonstrate an advance in technology beyond the strict interpretation of a mental act or computer program. The application was referred back to the examiner for it to put in order for grant.

Full decision O/066/06 PDF document42Kb