Patent decision

BL number
Concerning rights in
GB 0614467.9 and GB 0705155.0
Hearing Officer
Mr A Bartlett
Decision date
14 March 2008
Person(s) or Company(s) involved
Blacklight Power Inc
Provisions discussed
PA 1977 Sections 1(1), 1(2)
Excluded fields (refused), Inventive step
Related Decisions


The applications concerned a method and system for providing a new and more accurate way of describing the properties of electrons in atoms or ions (such as their energy levels) and representing those properties on a display.

Having deferred consideration of inventive step, the hearing officer applied the four step test set out in the Aerotel/Macrossan judgment and found that the contribution resided in the theorem for describing the properties of electrons in atoms and ions and a computer program for generating and displaying the results of the equations representing that theorem. The contribution was found to fall solely within excluded matter being a combination of a scientific theory and a computer program (and a mathematical method).

Full decision O/076/08 PDF document58Kb