15 Jul 1994
CANON KABUSHIKI KAISHA v. GREEN CARTRIDGE COMPANY (HONG KONG) LIMITED AND ANOTHER
- Citation
- CANON KABUSHIKI KAISHA v. GREEN CARTRIDGE COMPANY (HONG KONG) LIMITED AND ANOTHER
- Court
- Court of First Instance
- Case number
- HCA7844/1993
Court ordered limited discovery: defendants must provide details of quantities of cartridges and parts used and sold (either by producing relevant documents or by verified affidavit) within a reasonable time, with permission to return the matter if difficulties arise; held the British Leyland defence did not apply to manufacture of complete cartridges; three patents found valid and infringed, one patent invalid for obviousness, the fifth partially valid and infringed if amended; innocence defence rejected; applied liberal construction of the Registration of Patents Ordinance and restricted pr…