GEOSTAR CORPORATION

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Patent Activity in the Last 10 Years

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D415576 Revetment blockMay 21, 98Oct 19, 99[2501]
D399577 Revetment blockFeb 23, 96Oct 13, 98[2501]
D392750 Revetment blockFeb 25, 97Mar 24, 98[2501]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6884004 Tensile reinforcement-to retaining wall mechanical connection and methodExpiredJan 13, 03Apr 26, 05[E02D]
6467357 Clamping apparatus and method for testing strength characteristics of sheetsExpiredOct 25, 00Oct 22, 02[G01N]
6457911 Blocks and connector for mechanically-stabilized earth retaining wall having soil-reinforcing sheetsExpiredOct 25, 00Oct 01, 02[E02D]
6447211 Blocks and connector for mechanically-stabilized earth retaining wall having soil-reinforcing sheets and method for constructing sameExpiredOct 25, 00Sep 10, 02[E02D]
6443662 Connector for engaging soil-reinforcing grid to an earth retaining wall and method for sameExpiredOct 25, 00Sep 03, 02[E02D]
6443663 Self-locking clamp for engaging soil-reinforcing sheet in earth retaining wall and methodExpiredOct 25, 00Sep 03, 02[E02D]
6082828 Mine gallery curtain and methodExpiredMar 28, 97Jul 04, 00[E21F]
5807093 Flameguard for outdoor torchExpiredNov 07, 96Sep 15, 98[F23Q]

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