Sulzer Papertec Krefeld GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5548942 Method and apparatus for packaging a roll of materialExpiredNov 15, 94Aug 27, 96[B65B]
5477659 Method and arrangement for the packaging of a material-web rollExpiredApr 29, 94Dec 26, 95[B65B]
5443000 CalenderExpiredApr 28, 94Aug 22, 95[D21G, B30B]
5427020 Finger-protection device for a roller gapExpiredJun 02, 94Jun 27, 95[D21G, B30B]
5427021 Calender for material webs or the likeExpiredFeb 14, 94Jun 27, 95[D21G, B30B]
5419242 Roller arrangement with a deflection compensation rollerExpiredFeb 18, 94May 30, 95[B30B]
5382096 Bearing for a heated rollExpiredJun 09, 94Jan 17, 95[F16C]
5333544 Mobile platform for operators of calendersExpiredJun 04, 93Aug 02, 94[D21G, B30B]
5310058 Cover for roll of convoluted sheet materialExpiredFeb 01, 93May 10, 94[B65D]

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