UNITED STATES BRONZE POWDERS, INC.

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Patent Activity in the Last 10 Years

Technologies

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5637132 Powder metallurgy compositionsMay 15, 95Jun 10, 97[C22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5445665 Machinable brass compositionsExpiredSep 29, 93Aug 29, 95[C22C]
5441555 Powder metallurgy compositionsExpiredJul 22, 94Aug 15, 95[C22C]
4286987 Composition for iron powder compact infiltrantExpiredNov 28, 79Sep 01, 81[C23C, B22F]

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