Assignee
PERFORMANCE POLYMERS INC
US·5 granted patents·1 pending application·47 citations·filing 1997–2009
Top patents by PatentIndex Score
6 records- 0174US6701594B2System for securing interface strips at road/rail crossingsPERFORMANCE POLYMERS INC·Filed 2002·Granted Mar 9, 2004·12 cites·15 claims
- 0242US5899379AInterface strip for road/rail crossingPERFORMANCE POLYMERS INC·Filed 1997·Granted May 4, 1999·19 cites·16 claims
- 0338US2009178248A1Fixed length clamp assemblyPERFORMANCE POLYMERS INC·Filed 2009·Application pending·0 cites
- 0435US6877671B2Between-rails roadway for road-rail crossingsPERFORMANCE POLYMERS INC·Filed 2002·Granted Apr 12, 2005·0 cites·24 claims
- 0533US6250562B1Resilient caps for cross-ties at railway crossingsPERFORMANCE POLYMERS INC·Filed 1999·Granted Jun 26, 2001·9 cites·15 claims
- 0632US6401318B1Apparatus for securing interface strips at road/rail crossingsPERFORMANCE POLYMERS INC·Filed 1998·Granted Jun 11, 2002·7 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →