STIMSONITE CORPORATION

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6558069 Pavement marker with improved daytime visibilityExpiredMay 26, 00May 06, 03[E01F]
6109821 Roadway markerExpiredAug 14, 97Aug 29, 00[E01F]
5975794 Snowplowable pavement markerExpiredMar 17, 97Nov 02, 99[E01F]
5667334 Base for roadway markerExpiredJun 13, 95Sep 16, 97[E01F]
5098217 Abrasion resistant coating for pavement markerExpiredMay 23, 90Mar 24, 92[G08B]
4802788 Road marking apparatusExpiredJan 13, 88Feb 07, 89[E01C]
4797024 Abrasive resistant pavement markerExpiredFeb 02, 88Jan 10, 89[E01F]
4753548 Abrasive resistant pavement markerExpiredSep 29, 86Jun 28, 88[E01F]
4729690 Self-righting highway marker support and method for installing sameExpiredNov 10, 86Mar 08, 88[E01F]
4623279 Preheater for road stripe applicatorsExpiredJul 16, 84Nov 18, 86[E01C]
4596622 Method for making an abrasion-resistant reflective markerExpiredAug 18, 80Jun 24, 86[E01F, B32B]
4505590 Mobile testing apparatusExpiredJan 03, 83Mar 19, 85[G01N]
D270143 Snowplowable roadway markerExpiredNov 17, 80Aug 16, 83[D100]
D267933 Roadway markerExpiredJan 30, 81Feb 15, 83[D100]
4340319 Pavement markerExpiredNov 10, 80Jul 20, 82[E01F]
D257586 Highway delineatorExpiredAug 04, 78Dec 02, 80[D100]
4232979 Pavement markerExpiredDec 18, 78Nov 11, 80[E01F]
4227772 Pavement markerExpiredApr 20, 77Oct 14, 80[G02B]
4224002 Highway delineatorExpiredAug 04, 78Sep 23, 80[E01F]
4208090 Reflector structureExpiredDec 22, 76Jun 17, 80[G02B]

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