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Reports of Patent, Design and Trade Mark Cases 2007 124(7):255-299; doi:10.1093/rpc/2007rpc12
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© Crown Copyright

[2007] R.P.C. 12

VECTOR CORP v GLATT AIR TECHNIQUES LTD

Patents Court

(Lewison J.): June 20–23, 26, 27 and July 7, 20061

[2006] EWHC 1638 (Ch); [2007] R.P.C. 12

Patent—Invalidity—Claim construction—Common general knowledge—Amendment—Discretion—Conduct of patentee—Covetous claiming—Delay—Added matter—Intermediate generalisation—Implicit disclosure—Whether expert evidence required on what was implicitly disclosed—Novelty—Inventive step—Mindset of skilled addressee—Hindsight—Observations on provisions of documents in electronic form.

Key Words: Common general knowledge • Covetous claims • European patents • Hindsight • Inventive step • Novelty • Validating amendments • Validity

1 Paragraph numbers in this judgment are as assigned by the court.


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