O'Keefe's, Inc.

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5910620 Fire-rated glass and method for making sameExpiredNov 03, 95Jun 08, 99[C03B]
4601143 Fire rated wall/door systemExpiredJan 26, 84Jul 22, 86[E04C]

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