ALLAMON INTERESTS

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7036581 Wellbore seal deviceFeb 06, 04May 02, 06[E21B]
6769490 Downhole surge reduction method and apparatusJul 01, 02Aug 03, 04[E21B]
6712145 Float collarFeb 11, 02Mar 30, 04[E21B]
6695066 Surge pressure reduction apparatus with volume compensation sub and method for useJan 18, 02Feb 24, 04[E21B]
6684957 Float collarSep 11, 01Feb 03, 04[E21B]
6520257 Method and apparatus for surge reductionMar 20, 01Feb 18, 03[E21B]
6513590 System for running tubular membersMay 07, 01Feb 04, 03[E21B]
6491103 System for running tubular membersApr 09, 01Dec 10, 02[E21B]
6484804 Pumpdown valve plug assembly for liner cementing systemAug 20, 01Nov 26, 02[E21B]
6467546 Drop ball sub and system of useMar 14, 01Oct 22, 02[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0155,465 Retractable UnderreamerAbandonedDec 28, 09Jun 30, 11[E21B]
2004/0007,354 System for running tubular membersAbandonedJan 06, 03Jan 15, 04[E21B]
2003/0024,706 Downhole surge reduction method and apparatusAbandonedAug 02, 02Feb 06, 03[E21B]
6471439 Slips for drill pipes or other tubular membersExpiredJan 08, 02Oct 29, 02[F16B]
2001/0053,309 Slips for drill pipes or other tubular membersAbandonedMay 23, 01Dec 20, 01[F16B, B25G]
6311755 Vertical blinds with vanes and fabric connected to the vanes and method of manufacturing the sameExpiredFeb 18, 99Nov 06, 01[E06B]
6264395 Slips for drill pipe or other tubular goodsExpiredJun 19, 00Jul 24, 01[F16B, B25G]

Top Inventors for This Owner

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