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United States Utility Patents
4,927,680 - 4,927,689

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NumberTitle
4,927,680 Preform and method of forming container therefrom
4,927,681 Optical information recording medium providing reflected light at two different wavelengths
4,927,682 Heat-resistant flock sheet
4,927,683 Color-bearing textile product
4,927,684 Assembly of several layers having one or more reinforcing layers and fiber reinforced plastic article produced therefrom
4,927,685 Transverse webber and stratified webs formed therewith
4,927,686 Colbar art
4,927,687 Sustained release transdermal drug delivery composition
4,927,688 Cast-iron element
4,927,689 Gas barrier structures



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