Pigeon Co., Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5295957 Breast pump having a pressure adjusting mechanismExpiredDec 23, 91Mar 22, 94[A61M]
D326796 Infant's drinking cupExpiredMar 15, 89Jun 09, 92[]
D322196 Infant's drinking cupExpiredMar 15, 89Dec 10, 91[]
D315831 ToothbrushExpiredDec 06, 88Apr 02, 91[]
D315212 Nursing bottleExpiredMar 15, 89Mar 05, 91[]
D315213 Nursing bottleExpiredMar 15, 89Mar 05, 91[]
D313103 Breast pumpExpiredFeb 04, 88Dec 18, 90[]
D308172 Clinical thermometerExpiredJun 19, 87May 29, 90[]
4759747 Breast pump including pressure adjusting meansExpiredOct 21, 86Jul 26, 88[A61M]

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