ERTEC ENVIRONMENTAL SYSTEMS LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E02B HYDRAULIC ENGINEERING 711
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 130
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 122
 
  
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 129

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9816239 Fence footingMay 16, 14Nov 14, 17[E02B, E04H]
8402630 Barrier fenceDec 09, 09Mar 26, 13[B23P, B32B]
7955030 Controlling sedimentJul 03, 06Jun 07, 11[E02B]
7544016 Sediment controlJan 17, 06Jun 09, 09[E02B]
7172372 Sediment controlOct 25, 05Feb 06, 07[E02B]
7131787 Drain inlet coverMay 11, 05Nov 07, 06[E02B]
7008144 Sediment controlMay 11, 04Mar 07, 06[E02B]
6848866 Sediment controlDec 19, 03Feb 01, 05[E02B, E02D, B32B, D04H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0217,128 Controlling sedimentAbandonedMay 09, 11Sep 08, 11[E02D]
6497532 Structural member for composite assembly device and method for erosion control and sediment retentionExpiredDec 09, 99Dec 24, 02[E02B]
6277473 Structural member assemblyExpiredJan 23, 98Aug 21, 01[B29D, A01K, B32B]

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