DREDGING INTERNATIONAL N.V.
Patent Owner
Stats
- 7 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Oct 25, 2016 most recent publication
Details
- 7 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 51 Total Citation Count
- Feb 10, 1997 Earliest Filing
- 7 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9476181 Drag head for a trailing suction hopper dredger and method for dredging using this drag headDec 09, 09Oct 25, 16[E02F]
9115480 Cutter head for dredging ground and method for dredging using this cutter headNov 11, 09Aug 25, 15[E02F]
8286375 Drag head of a trailing suction hopper dredger and method for dredging using this drag headOct 31, 08Oct 16, 12[E02F]
7694441 Device and method for dislodging and recovering dredging material of varying natureJun 10, 04Apr 13, 10[E02F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2012/0272,552 CUTTER HEAD FOR DREDGING GROUND, CUTTER SUCTION DREDGER PROVIDED WITH SUCH A CUTTER HEAD AND USE OF THE CUTTER HEAD FOR DREDGING GROUNDAbandonedJul 05, 10Nov 01, 12[E02F]
2012/0087,735 Method for Constructing Water Barriers and Coastal ProtectionAbandonedDec 17, 09Apr 12, 12[E02B]
2012/0016,557 Method and Device for Controlling a Mobile Ground Working DeviceAbandonedJul 08, 11Jan 19, 12[G06F]
2012/0000,098 Excavating Device for Excavating Ground Under Water, and Method for Excavating GroundAbandonedJan 07, 10Jan 05, 12[G06F, E02F]
2011/0239,493 DRAG HEAD FOR A TRAILING SUCTION HOPPER DREDGER AND METHOD FOR DREDGING USING THIS DRAG HEADAbandonedSep 24, 09Oct 06, 11[E02F]
5915885 Method for vertical displacement of masses underneath the earth's surfaceExpiredFeb 10, 97Jun 29, 99[B09B, E02D]
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