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| USD246056 | 30 Jul 1976 | 11 Oct 1977 | A-Betong AB | Concrete sleeper block | | USD322678 | 28 Dic 1987 | 24 Dic 1991 | | Edge moulding | | USD339199 | 7 Ene 1991 | 7 Sep 1993 | Valley View Specialties Co. | Edging | | USD344810 | 20 Dic 1990 | 1 Mar 1994 | | Edging strip | | USD481135 | 21 Feb 2003 | 21 Oct 2003 | Innovative Concrete Solutions, Inc. | Straight wall block | | USD481136 | 21 Feb 2003 | 21 Oct 2003 | Innovative Concrete Solutions, Inc. | Curved wall block | | USD571487 | 16 Jul 2007 | 17 Jun 2008 | | Inter-connected lawn edging system | | USD571937 | 19 Jun 2007 | 24 Jun 2008 | Integrated Plastics, Inc. | Lawn edging |
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