Assertion: gore | /r/CapableOf | withhold the best mode
Facets:
value: for using its patent
type: PURPOSE
Source sentences:
text: In a nearly decade-long patent/antitrust battle (1984–1993), IMPRA proved that Gore-Tex was identical to prior art disclosed in a Japanese process patent by duplicating the prior art process and through statistical analysis, and also proved that Gore had withheld the best mode for using its patent, and the main claim of Gore's product patent was declared invalid in 1990.