DURA-LINE CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL563
 
 
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 349
 
 
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES2100
 
 
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292
 
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 151
 
 
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 138
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES183
 
 
 
C11D DETERGENT COMPOSITIONS 161
 
 
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166
 
 
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0377,503 PIPE ASSEMBLYJun 22, 16Dec 29, 16[F16L, G01V, G01M]
2010/0325,861 MULTI-LAYER TUBULAR CONDUITMay 20, 10Dec 30, 10[B23P]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9625560 Ducts with information modules and methods of use and manufacture thereofApr 28, 16Apr 18, 17[G01S, F16L, F24F, G08B]
9383427 Duct system including information modules configured to emit positional information and method of the sameJan 03, 14Jul 05, 16[G01S, F16L, G08B]
RE40228 Mast-type outdoor lighting systemOct 08, 04Apr 08, 08[F21S]
7182104 Collapsible ductJun 10, 04Feb 27, 07[F16L]
RE39093 Mast-type outdoor lighting systemFeb 12, 03May 09, 06[F21S]
6796547 Collapsible ductFeb 20, 02Sep 28, 04[B65H]
6370753 Method and apparatus for wrapping and installing cableJul 24, 00Apr 16, 02[B23Q]
6071872 Cable cleaning solution comprising a brominated hydrocarbon and an esterJun 10, 98Jun 06, 00[C11D]
5722702 Plastic pipe compression couplerApr 12, 96Mar 03, 98[F16L]
5718602 Suspension connector assembly for multiple pin electrical connectorJul 31, 96Feb 17, 98[H01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0191,844 DUCT SYSTEM AND METHODABANJan 02, 14Jul 10, 14[G01S]
2008/0121,410 MAIN DUCT WITH INNER DUCT AND METHOD FOR PRODUCING THE SAMEABANJun 20, 06May 29, 08[H02G]
2005/0224,124 Sheathed microduct systemABANNov 15, 04Oct 13, 05[F16L]
6142824 Suspension connector assembly having over-travel male contact membersExpiredJan 30, 98Nov 07, 00[H01R]
6059264 Cable feeding apparatus and methodExpiredSep 11, 97May 09, 00[B66F]
5967495 Cable feeding apparatus and methodExpiredJul 23, 98Oct 19, 99[B66F]
5587181 Magnetic support system for cable insertion tubeExpiredDec 30, 94Dec 24, 96[B29C]
5439363 Magnetic support system for cable insertion tubeExpiredApr 25, 94Aug 08, 95[B29C]
5227080 Intrinsically lubricated material compositions and products thereofExpiredOct 10, 90Jul 13, 93[C10M]
5072846 Underground junction boxesExpiredMar 23, 89Dec 17, 91[B65D]
4892442 Prelubricated innerductExpiredMar 03, 87Jan 09, 90[F16L]
4673516 Aqueous hydrogel lubricantExpiredSep 02, 86Jun 16, 87[C10M]

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