|Source:||All England Reporter|
|Publisher Citation:|| All ER (D) 421 (Jul)|
|Representation||Henry Carr QC and Thomas Moody-Stuart (instructed by Wragge & Co) for the claimant.|
|Andrew Waugh QC and Andrew Lykiardopoulous, solicitor advocate, (instructed by Bristows) for the defendants.|
|Judgment Dates:||26 July 2002|
Patent - Infringement - Validity of patent - Obviousness - Claimant proprietor of patent in respect of deep fat fryer with plastic external housing - Claimant issuing proceedings against defendant for infringement of patent - Defendant challenging validity of patent - Whether invention obvious.