E01C 5/04

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9963834 Monolithic paverJul 06, 17May 08, 18Gilliam Harris Engineering, LLC
9732523 Connection surface for a structural unit and method of making sameJul 22, 16Aug 15, 17KEYSTONE RETAINING WALL SYSTEMS LLC
9644326 Monolithic paverJul 27, 16May 09, 17GILLIAM HARRIS ENGINEERING, LLC
9499950 Revetment block mat with linear sidesNov 06, 15Nov 22, 16Not available
9464434 Twisted blockMar 12, 14Oct 11, 16KEYSTONE RETAINING WALL SYSTEMS LLC
9175445 Methods for installing a bounded paving systemApr 20, 15Nov 03, 15CPG INTERNATIONAL LLC
8869477 Formed building materialsOct 31, 11Oct 28, 14CALERA CORPORATION
8726595 Irregular building units having mating sidesDec 20, 12May 20, 14KEYSTONE RETAINING WALL SYSTEMS LLC
8377579 Coatings based on hydraulic binders with an optimal rheology and high photocatalytic activityJul 24, 08Feb 19, 13ITALCEMENTI S.P.A.
7960042 Cement-based paving blocks for photocatalytic paving for the abatement of urban pollutantsFeb 18, 04Jun 14, 11ITALCEMENTI S.P.A.
7244076 Method for installing paving blocksJul 19, 04Jul 17, 07OLDCASTLE ARCHITECTURAL, INC.
6102614 Pavement for automobile test courseSep 16, 98Aug 15, 00NIPPON ROAD CO., LTD., THE
5186574 Interlocking ground slab element and methodFeb 10, 92Feb 16, 93Not available
4264232 Method and device for assembling a layer of concrete paving bricks forming a brick disk in the form of a stretcher bond which may be used as one setting unitNov 21, 79Apr 28, 81Firma Axel Holger Lehnen, Vermietung-Verpachtung-Leasing