ROYAL CONCRETE PIPE, INC.
Patent Owner
Stats
- 3 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 04, 2012 most recent publication
Details
- 3 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 67 Total Citation Count
- Nov 20, 1996 Earliest Filing
- 3 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2008/0121,594 Filter Element for Water Loaded with Solid Particles and Dissolved Toxic Substances and Purification System Equipped with Said Filter Element Test System for Portable AnalyzerAbandonedFeb 07, 08May 29, 08[B01D]
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