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United States Utility Patents
4,983,490 - 4,983,499
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| Number | | Title |
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4,983,490 |
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Photoresist treating composition consisting of a mixture of propylene glycol alkyl ether and propylene glycol alkyl ether acetate |
|
4,983,491 |
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Photosensitive diazo resin composition with polyurethane resin having carboxyl group in its main chain |
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4,983,492 |
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Positive dye photoresist compositions with 2,4-bis(phenylazo)resorcinol |
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4,983,493 |
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Dyes for heat sensitive transfer recording |
|
4,983,494 |
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Image forming process including heating step |
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4,983,495 |
|
Positive resist patterns |
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4,983,496 |
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Method for writing position-indicating markers on magnetic tape |
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4,983,497 |
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Treated anodized aluminum support and lithographic printing plate containing same |
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4,983,498 |
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Photopolymerizable mixture and recording material produced therefrom |
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4,983,499 |
|
Method of forming waveguide lens having refractive index distribution |
For U.S. patent law, rules, and procedures see MPEP.
Disclaimer. Information presented on this page while believed to be reliable, is provided "as is" with no warranties of its accuracy or timeliness. For legal advice seek help of a licensed professional.
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