RIDGEWAY PACKAGING CORP., (MERGED INTO)

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4821492 Method of making end fill microwavable and/or ovenable containerExpiredFeb 16, 88Apr 18, 89[B65B]
4746019 End fill microwavable and/or ovenable containerExpiredApr 20, 87May 24, 88[B65D]
4738365 Frozen food containerExpiredApr 27, 87Apr 19, 88[B65D]

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