Bilco Tools, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 789
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING242
 
  
 
1503 AGRICULTURAL MACHINERY226
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9771765 Control line pusher arm for dual completion wellAug 14, 15Sep 26, 17[E21B]
D632309 Downhole magnet jet toolMay 03, 10Feb 08, 11[1503]
D632310 Downhole brush toolMay 13, 10Feb 08, 11[1503]
7779902 Arm for moving flexible lines at a wellsiteSep 20, 07Aug 24, 10[E21B]
7610965 Arm for moving flexible lines at a well siteSep 24, 04Nov 03, 09[E21B]
7219724 Downhole magnetic retrieval toolJul 15, 04May 22, 07[E21B]
7201233 Arm for moving flexible lines at a well siteNov 03, 04Apr 10, 07[E21B]
6951251 Junk basket and methodOct 06, 04Oct 04, 05[E21B]
5461905 Method and apparatus for testing oilfield tubular threaded connectionsApr 19, 94Oct 31, 95[G01M]
5335756 Slip-type gripping assemblyDec 22, 92Aug 09, 94[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6439316 Power tong with shutdown system and methodExpiredAug 15, 00Aug 27, 02[B25B]
6119557 Power tong with shutdown system and methodExpiredAug 24, 98Sep 19, 00[B25B]
5669653 Fluid powered backup tong and methodExpiredOct 05, 95Sep 23, 97[B25B]
5664310 Combination power and backup tong support and methodExpiredJun 23, 95Sep 09, 97[B23Q]
5535645 Power tong with improved guard and methodExpiredApr 12, 94Jul 16, 96[B25B]
5042601 Triple tool with sliding spider bowlExpiredJul 23, 90Aug 27, 91[E21B]
RE33526 Power tongs and control systemExpiredJun 14, 89Jan 29, 91[B25B]
4957002 Method, system and device for determining quality of assembly of tool partsExpiredFeb 27, 89Sep 18, 90[G01B]
4718314 Power chain wrenchExpiredNov 28, 86Jan 12, 88[B25B]
4712284 Power tongs with hydraulic friction grip for speciality tubingExpiredJul 09, 86Dec 15, 87[B25B]
4679469 Power tongs controller with persisting torqueExpiredMar 28, 86Jul 14, 87[B25B]
4579024 Power tongs and control systemExpiredJul 10, 84Apr 01, 86[B25B]
4552041 Power tongs control systemExpiredApr 21, 83Nov 12, 85[B25B]
4479538 Casing scraper and method for making the sameExpiredJun 22, 81Oct 30, 84[E21B]
4381584 Dual string spiderExpiredDec 15, 80May 03, 83[E21B, A44B]
4354706 Dual string elevatorsExpiredJun 02, 80Oct 19, 82[E21B]

Top Inventors for This Owner

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