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Questions tagged [us5618582]

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Do divisional, continuation, and continuation-in-part affect expiration dates for patents filed prior to June 8, 1995?

As noted in an answer regarding the expiration of US 5,618,582, the effective expiration date of the patent was calculated as: The patent application was filed on June 7, 1995 and issued on April ...
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Expiration date of US 5,618,582?

I want to know the date of expiration of VanWinkel's Liquid Mask patent US 5,618,582.