HUNTER DOUGLAS NV

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5002628 Apparatus for producing expandable honeycomb materialExpiredMay 08, 89Mar 26, 91[B31D]
4885190 Method for producing expandable honeycomb materialExpiredJan 20, 88Dec 05, 89[B32B]
4732630 Method for producing expandable honeycomb materialExpiredMar 26, 86Mar 22, 88[B32B]
4631108 Apparatus for fabricating honeycomb insulating materialExpiredMay 22, 84Dec 23, 86[B32B]
4603072 Honeycomb insulating materialExpiredMay 22, 84Jul 29, 86[B32B]
4450027 Method and apparatus for fabricating honeycomb insulating materialExpiredAug 09, 82May 22, 84[B29C]
D260039 Ceiling panel elementExpiredNov 09, 78Jul 28, 81[D250]

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