Polymeric azides and azidophthalic anhydrides
First Claim
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1. A FILM-FORMING ORGANIC POLYMER WHICH BECOMES IN SOLUBLE ON EXPOSURE TO LIGHT SELECTED FROM THE GROUP CONSISTING OF (1) AN AZIDOSTYRENE POLYMER CONTAINING AT LEAST 5 MOLE PERCENT OF A RECURRING STRUCTURAL UNIT REPRESENTED BY THE FOLLOWING GENERAL FORMULA:
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1 Claim
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1. A FILM-FORMING ORGANIC POLYMER WHICH BECOMES IN SOLUBLE ON EXPOSURE TO LIGHT SELECTED FROM THE GROUP CONSISTING OF (1) AN AZIDOSTYRENE POLYMER CONTAINING AT LEAST 5 MOLE PERCENT OF A RECURRING STRUCTURAL UNIT REPRESENTED BY THE FOLLOWING GENERAL FORMULA:
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Current AssigneeCornelius C. Unruh, Stewart H. Merrill
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Original AssigneeCornelius C. Unruh, Stewart H. Merrill
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InventorsMerrill, Stewart H., Unruh, Cornelius C.
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Application NumberUS03/525,368Time in Patent Office2,895 DaysField of SearchUS Class Current525/61CPC Class CodesC08F 112/28 AminesC08F 118/08 Vinyl acetateC08F 212/08 StyreneC08F 212/28 AminesC08F 216/06 Polyvinyl alcohol ; Vinyl a...C08F 2800/10 as molar percentagesC08F 8/12 HydrolysisC08F 8/14 EsterificationC08F 8/30 Introducing nitrogen atoms ...Y10S 8/17 Glyoxal and polyaldehyde tr...
