Mechanized unit for protectively encasing a utility in a trench with processed excavated trench material | Patent Number 07310896

US 07310896 B2
Application Number11323141
Publication NumberUS 20060156589 A1
Pendency1 year, 12 months
Filled DateDec 30, 2005
Priority DateNov 24, 2003
Publication DateJul 20, 2006
Expiration DateNov 24, 2023
Inventor/ApplicantsMichael E. Lopata
ExaminesNGUYEN, MAI T
Art Unit3671
Technology Center3600
Assignments
Plc Trenching Co. Llc
Current
Plc Trenching Co. Llc
Original
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