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© Crown Copyright
DYSON LTD v QUALTEX (UK) LTD
(Mann J.) : June 23–25, 28–30, July 1, 2, 5–9 and 19 and December 21, 20041
[2004] EWHC 2981 (Ch); [2005] R.P.C. 19
Design right—Spare parts for vacuum cleaners—Originality—"Must fit" exclusion—"Must match" exclusion—Surface decoration—Method or principle of construction—Commonplace—Geographical extent of design field in question—Design right in part of an article—Infringement—Commencement of design right—Whether taking of orders after showing of prototype but ahead of production amounted to "making articles available for sale"—Acquiescence and estoppel—Additional statutory damages—Making findings of fact relevant to an inquiry as to damages.
Key Words: Acquiescence Commonplace designs Estoppel Must fit exclusion Must match exclusion Spare parts Unregistered design right
1 Paragraph numbers in this judgment are as assigned by the court.