Williames Hi-Tech International Pty Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6698366 Field planting shoesExpiredApr 26, 02Mar 02, 04[A01C]
6651384 Vacuum formed indexable lightweight, recyclable traysExpiredJul 17, 00Nov 25, 03[A01G]
6591766 Field transplanterExpiredJun 14, 01Jul 15, 03[A01G, A01C]
6539883 Handling and planting plantsExpiredJun 23, 00Apr 01, 03[A01C]
6327986 Field transplanterExpiredAug 20, 99Dec 11, 01[A01G, A01C]
6237286 Nursery trays and handling mechanisms thereforExpiredMay 28, 99May 29, 01[A01G]
5676072 Apparatus for automatically planting seedlings taken from a hard seedling trayExpiredMar 06, 95Oct 14, 97[A01C]
5488802 Seedling transfer arrangementExpiredJan 03, 91Feb 06, 96[A01G]
5131215 Track support for agricultural machinesExpiredOct 30, 90Jul 21, 92[F16G]
4970972 Seedling planting machineExpiredOct 05, 87Nov 20, 90[A01C]
4763443 Cell chainsExpiredMar 18, 86Aug 16, 88[A01G]
4761942 Flower harvestersExpiredDec 09, 86Aug 09, 88[A01D]
4718363 Multi-purpose seeding machineExpiredFeb 26, 86Jan 12, 88[A01C]

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