PRODUCT DEVELOPMENT GROUP, THE

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0113,469 Infant soothing deviceAbandonedFeb 09, 01Aug 22, 02[A47D]
5535552 Pressure-fit gateExpiredNov 02, 94Jul 16, 96[E05C]
5052461 Security gate operable with one handExpiredMar 13, 90Oct 01, 91[E06B]
5045016 Toy vehicle with electronic sounder and direction sensorExpiredJul 25, 90Sep 03, 91[A63H]
4968071 Security gate operable with one handExpiredMar 17, 89Nov 06, 90[E05C]
4946416 Vehicle with electronic sounder and direction sensorExpiredNov 01, 89Aug 07, 90[A63H]
4846246 Security gate operable with one handExpiredSep 23, 87Jul 11, 89[E06B]

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