Assignee
LANGSDORFF F LICENSING LTD VON
CA·3 granted patents·226 citations·filing 1990–1997
Top patents by PatentIndex Score
3 records- 0193US5902069AArtificial paving stone with identical spacer elements having a tooth and a tooth recessLANGSDORFF F LICENSING LTD VON·Filed 1997·Granted May 11, 1999·109 cites·12 claims
- 0292US5342142AAngular paving stone for paving areasLANGSDORFF F LICENSING LTD VON·Filed 1990·Granted Aug 30, 1994·97 cites·10 claims
- 0348US5360285ASet of shaped stones and shaped stone for paving ground areas with wide gaps therebetweenLANGSDORFF F LICENSING LTD VON·Filed 1990·Granted Nov 1, 1994·20 cites·27 claims
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