PHARMASCIENCES, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4971229 Piston adjusting device for flowable material dispenserExpiredAug 29, 89Nov 20, 90[G01F]
4966770 Prednisone microencapsulated granulesExpiredJul 26, 89Oct 30, 90[A61K]
4925674 Amoxicillin microencapsulated granulesExpiredAug 25, 88May 15, 90[A61K]
4925675 Erythromycin microencapsulated granulesExpiredAug 19, 88May 15, 90[A61K]
4830225 Flowable material dispenserExpiredMar 23, 87May 16, 89[G01F]
4782980 Capsule dispenserExpiredJan 05, 87Nov 08, 88[B65G]
4579256 Flowable material dispenserExpiredNov 06, 84Apr 01, 86[B67D]

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