Halcyon Waterbed Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5289600 Mattress base assembly kitExpiredFeb 26, 93Mar 01, 94[A47C]
4933038 Method and apparatus for making electrical heater padExpiredOct 24, 88Jun 12, 90[B32B]
4788727 Collapsible base for bedsExpiredDec 21, 87Dec 06, 88[A47C]
4686721 WaterbedExpiredMar 26, 86Aug 18, 87[A47C, A47G]
4672701 Polypropylene fiber baffle for waterbed mattressExpiredSep 22, 86Jun 16, 87[A47C, B32B, D04H]
4663789 Hydraulic baffle for waterbed mattressExpiredFeb 27, 86May 12, 87[A47C]

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